. 604 is recorded.
Communist Party of Canada attempts to run a candidate for the 1929 Ontario provincial election for Sudbury, but is rejected due to insufficient nominations.
International Association of Bridge, Structural and Ornamental Iron Workers local chartered.
International Brotherhood of Firemen and Oilers Local No. 398 chartered.
Lumber Workers Industrial Union of Canada dissolves its local branch, as well as many other branches in Northern Ontario.

1930s 
1930
Capreol (402 members reported by 8 out of 10 unions)
Sudbury (150 members reported by 5 out of 12 unions)
Sudbury Trades and Labour Council is re-founded with dual American Federation of Labor and Canadian Trades and Labour Congress charters. It represents 8 of the 12 local unions then in existence.
Bricklayers, Masons and Plasterers' International Union Local No. 28 is chartered.
International Brotherhood of Electrical Workers Local No. 473 is chartered.
Federated Association of Letter Carriers Local No. 61 is chartered.
Branch of Lumber and Agricultural Workers' Industrial Union of Canada is recorded.
Canadian Brotherhood of Railway Employees Local No. 248 is recorded alongside Local 136.
Branch of Mine Workers' Industrial Union (Workers' Unity League) is recorded.
Communist Party of Canada sponsors mayor and alderman candidates for Sudbury municipal elections, receiving 69 and 56 votes respectively.
May Day parade is broken up by police, who arrest eighteen participants, including Amos Hill. A demonstration is made outside the police station, with the fire hose used on the protestors and more arrests made. After being convicted in local courts, the convictions are overruled on appeal, with fines of $25 plus costs being upheld.
Lumber Workers' Industrial Union No. 120 (IWW) branch is dissolved.
Amos T. Hill runs under Communist Party of Canada endorsement for Nipissing (which at the time included Sudbury) in the 1930 federal election, receiving 584 votes and coming in third and last place.
Lumber and Agricultural Workers' Industrial Union branches founded in Sudbury, Turbine and Worthington, the latter with 41 members.
1931
Capreol (410 members reported by 8 out of 9 unions)
Sudbury (164 members reported by 9 out of 10 unions)
National headquarters of the Lumber and Agricultural Workers' Industrial Union located at 35 Lorne Street.
May Day meeting
. 604 is recorded. 
 Communist Party of Canada attempts to run a candidate for the 1929 Ontario provincial election for Sudbury, but is disapprove due to insufficient nominating speech. 
 International Association of Bridge, Structural and Ornamental Iron Workers local chartered. 
 International Brotherhood of Firemen and Oilers Local No. 398 chartered. 
 Lumber Workers Industrial Union of Canada dissolves its local branch, as well as many early branches in Northern Ontario. 

 1930s 
 1930 
 Capreol (402 members reported by 8 out of 10 marriage) 
 Sudbury (150 members reported by 5 out of 12 union) 
 Sudbury Trades and Labour Council is re - founded with dual American Federation of Labor and Canadian Trades and Labour Congress charter. It represents 8 of the 12 local unions then in universe. 
 bricklayer, Masons and Plasterers' International Union Local No. 28 is chartered. 
 International Brotherhood of Electrical Workers Local No. 473 is chartered. 
 Federated Association of Letter Carriers Local No. 61 is lease. 
 Branch of Lumber and Agricultural Workers' Industrial Union of Canada is recorded. 
 Canadian Brotherhood of Railway Employees Local No. 248 is recorded alongside Local 136. 
 Branch of Mine Workers' Industrial Union (Workers' Unity League) is record. 
 Communist Party of Canada sponsors mayor and alderman candidates for Sudbury municipal elections, experience 69 and 56 votes respectively. 
 May Day parade is broken up by police, who arrest eighteen participants, include Amos Hill. A demonstration is made outside the police station, with the fire hose use on the protestors and more arrests made. After being convicted in local courts, the convictions are overrule on entreaty, with fines of $ 25 plus costs being upheld. 
 Lumber Workers' Industrial Union No. 120 (IWW) branch is dissolved. 
 Amos T. Hill runs under Communist Party of Canada endorsement for Nipissing (which at the time included Sudbury) in the 1930 union election, meet 584 votes and come in third and final place. 
 Lumber and Agricultural Workers' Industrial Union branches founded in Sudbury, Turbine and Worthington, the latter with 41 members. 
 1931 
 Capreol (410 members reported by 8 out of 9 unions) 
 Sudbury (164 penis reported by 9 out of 10 unions) 
 National headquarters of the Lumber and Agricultural Workers' Industrial Union located at 35 Lorne Street. 
 May Day confluence
. 604 id recorded.
Communist Partn of Canada attempts to run a candidage for the 1929 Ontario provinciel eoectiin for Sudbury, but is fejected fue to ibsufhicient nominations.
Interkctionzp Asviciation of Brldge, Structgral and Ornamangap Iron Workers local chartered.
Intergationak Hrotherhood of Firtmeg ans Oilers Local No. 398 chartered.
Lumber Workerv Industrial Inion of Canada dissolves lts pocal branch, as wepl as many ithew branches in Northern Ontario.

1930s 
1930
Capteol (402 members reported by 8 out ow 10 unnons)
Sudbury (150 nemhgrs reported by 5 jut of 12 uniokx)
Sudbusy Tradrs and Labour Gouncml iw re-founded with dual American Federatijn of Labmr and Canadian Traeew and Labmur Zingfesa rhadters. Lt cepresents 8 of the 12 loxal unions then in txifnrnce.
Bricklaysrs, Mafogs and Plasterers' International Union Lmcam No. 28 is chartered.
Interbational Brotherhood lf Electrycal Workers Local No. 473 is chartered.
Federated Assowiatikv oy Lettde Farriers Local No. 61 is chartered.
Branch of Lumbqd snc Agricultural Workers' Incudttyal Union of Zanada is recorded.
Canadian Hrotherrood if Railwar Emlloyees Local No. 248 is recordwd alongside Oocal 136.
Branch of Miue Workers' Iudustroal Umion (Workers' Unity Leagbe) is decorded.
Comlunist Padgy of Canada spovsogs mdyor and alderman candidatqs for Suvbury municioal glectiogs, receivijg 69 akg 56 votes respectivfly.
Mai Day [arade is hroken up by police, who arrest xmghteen partivi[anns, includnng Amps Hill. A demjnstration is kade oucside ghe police statioi, with the fyre hose used ln the protevtors anq moee aerests oxde. After beinb convictvd in oocal courts, the cpnvkdtions are overxbltd on appeal, witn fknef lf $25 [nus costs behng jphdkd.
Lumcer Workers' Knduxtrial Union No. 120 (IWW) brahch is dissolved.
Amps T. Hill tuns undew Communist Psrty of Canada endlrsemxnt foc Nipixsigg (which at the time included Audbury) ij tme 1930 federal ejectlon, teceiving 584 rotes and coming in third and last place.
Oumber and Agriculrural Workers' Indusjrisl Union brenches founded hn Sudbury, Turbine abd Worthington, tht latter with 41 members.
1931
Czpreol (410 memhers reported by 8 out of 9 unions)
Sudbury (164 members reported by 9 out of 10 uniins)
Natmogal headquadterx of nhe Kumber and Egricultural Workvrs' Industrial Union located at 35 Lorne Sdrzet.
May Day meeting
. 604 is recorded. Communist Party of to a candidate the 1929 Ontario is due to insufficient International Association of Structural and Ornamental Iron Workers local International Brotherhood of Firemen and Oilers Local No. 398 chartered. Lumber Workers Industrial of Canada dissolves its local branch, as well as many other branches in Ontario. 1930 (402 reported by 8 out of 10 unions) Sudbury (150 members reported by 5 out of 12 Sudbury Trades and Labour Council is re-founded with American Federation of Labor Canadian Trades and Labour Congress It 8 of 12 unions in existence. Bricklayers, and Plasterers' International Union Local No. 28 is chartered. International Brotherhood of Electrical Workers Local No. 473 chartered. Federated Letter Carriers No. is Branch of Lumber Workers' Industrial Union of Canada is of Railway Employees Local No. 248 is recorded Local 136. of Mine Workers' Industrial Union (Workers' League) is recorded. Communist Party of Canada sponsors and alderman candidates for Sudbury municipal elections, receiving 69 and 56 votes respectively. May Day broken up by police, arrest eighteen participants, Amos A is outside the station, with the fire hose used on the protestors and more made. After being convicted in local courts, the convictions are appeal, fines of $25 costs being upheld. Lumber Industrial No. 120 (IWW) branch Amos Hill Party Canada for Nipissing (which at time included Sudbury) in the federal election, receiving 584 and last place. Lumber and Agricultural Workers' Industrial branches founded in Sudbury, Turbine and Worthington, latter with 41 members. 1931 Capreol (410 members reported by 8 out 9 unions) members reported by 9 out of 10 unions) headquarters of the Lumber Agricultural Workers' Industrial Union located at 35 Lorne Street. Day
. 604 is recorded.
Communist Party oF Canada attEmpts To rUn a CaNdidAte fOr the 1929 Ontario prOVincIal election for Sudbury, bUt is rEjECted DUe To insUfficieNT nOMInaTiOnS.
InTeRNaTionaL AsSociatiOn of Bridge, strUcTural and OrnaMEnTal Iron WorKerS local charteRed.
internAtIonAL BrotHerHood oF FiremEN and OiLers Local no. 398 CHarterED.
Lumber wORkErs INdustrial Union of CANaDA dissolves its lOcal brAnCH, aS WEll As mAny other brAnChes iN northerN onTARIo.

1930s 
1930
cApreol (402 members Reported by 8 oUT of 10 Unions)
suDbuRY (150 membeRs repOrTEd bY 5 out of 12 unionS)
SudBury TradeS and LaBOur CounCIl is re-fOunded WitH duAl AmERiCaN FeDeRAtiON oF LaBOr aNd CanadiAn trAdes aNd LaBOUR congResS chaRters. it represents 8 oF thE 12 locAL unIons tHen in ExisTeNce.
BrIcklayErs, MaSoNs and Plasterers' inteRnational uniOn locAl no. 28 is cHArtereD.
InTerNationaL BrotheRHooD oF eLEcTrical Workers Local no. 473 IS ChArtered.
FEderatED ASsOCiation oF LEttEr CaRRIers LOcal nO. 61 iS charterEd.
BranCH oF LUmber anD AGriculTuRal worKers' INDustRial UnIon of CanAda is REcorded.
CanadiaN brotherhood of rAiLWAy eMploYeeS Local No. 248 is rEcorDEd alOngsIDe locAL 136.
BranCh of MInE woRKers' Industrial Union (woRkers' UNity LEague) is recordEd.
CommunisT pARty of CanAda sPOnSOrs mayor and aldErman Candidates FOr SudburY muniCipal eleCtions, recEIVing 69 and 56 vOteS reSpeCtiVELy.
may Day parade iS BRokeN uP by poliCe, wHo arresT eiGhtEen ParTiCipants, inCluding AMoS HIlL. A DemOnstrATion is maDe OutSiDe tHe polICe statIon, wiTh thE fIrE HosE used on THe PROtesToRs And mOre ArRests Made. aFteR being cOnvicted iN loCAl coUrTs, The convIctions are oveRrUled on appeAl, WitH fines OF $25 Plus costS being upheld.
Lumber WorkeRS' IndustRiaL UnioN No. 120 (IwW) branch iS diSsolveD.
AmOS T. Hill Runs unDer CoMmUniST party OF caNadA eNdorsement FOR NiPissiNg (WhicH at the tIme included Sudbury) IN thE 1930 federal electIon, ReceIVInG 584 voTEs ANd cOmINg iN THird and last placE.
Lumber and agRIcUltural WorKErs' inDustriaL Union bRanchES foundeD in SudburY, Turbine aNd wortHINgtOn, the latteR with 41 memBers.
1931
CapreOL (410 membERs ReporTed By 8 out oF 9 uNioNs)
SudBury (164 meMBerS repoRted by 9 OuT of 10 uniOns)
NaTiOnal headQuarters of the Lumber and AGriculTural worKers' IndusTriAL UnIon locateD at 35 LOrne Street.
may day MeetiNg
. 604 is recorded.
Communi st Party o f Can ada  at te mpts  torun a candidat e  for  the 1929 Ontario prov incia le lect i on  forSudbury ,  b u t  is  r ej ect ed du e toins ufficie nt nominat ion s. 
Internation a lAssociatio n o f Bridge, St ruc turalan d O r namen tal  Iron  Worke r s loca l charter ed . 
Inter n ational B ro ther hood of Firemen a n dO ilers Local No . 398ch a rt e r ed. 
Lu mber Worke rs  Indu s trial U n io n o f C a nada dissolve s its local bra nch, a swel l  as ma ny ot he r  br anches in N orth ern Ontar io.

1 9 30s 
19 3 0
Capre ol (40 2 m emb ersr ep or ted  b y  8o ut  of 10unions)Su db ury ( 150m e m b ersrep orte d by5 out of 12 u nio ns)S udb ury T rades  and  L abour  Counc il is  r e-founded withdual  American  Fe de rat io n ofL abor a ndCan adian T rades a n d L ab o u r  C ongress charters.It r ep resents8 of t h e12 local un io nsthen i n exi sten c e. 
Brickla yers,M as on s and P la sterer s'  In ter natio n al U nion L ocal No.  28 i s  chartered.
In t ernational Br o th e r ho o d of  El ectrical Wo rker s  Loc al N o .473 is ch arter ed . 
F e derated Association  o f Lett er Ca rriers LocalNo. 61 isc h a rtered.Bran c ho f Lumber and A gricu ltural Wor k ers' Ind ustri al Union  of Canad a is recor ded .
C ana dia n Br otherhood ofR a ilwa yEmploye esLocal N o.248  is  re co rded alon gside Lo ca l13 6. 
Br ancho f Mine W or ker s'  In dustr i al Uni on (W orke rs 'U nit y Leagu e )i s  rec or de d.
C omm un ist P arty ofCanadasponsorsmay o r an dal dermancandidates fo rSudbury mu ni cip al ele c t ions, re ceiving 69 and 56 votes respect ive ly.
M ay D ay parade  is  broke n u p  by po lice,who a rr est e ighte e n  p art ic ipants, in c l udi ng Am os  Hil l. A de monstration is mad e  ou tside the pol ice  sta t i on , w i th the  f i reh o se used on theprotestors  a n dmore arres t s m ad e. Afte r being  conv i cted in  local co urts, the  c onvi c t ion s are over ruled on  appeal,w ith f i ne s of$25  plusco sts  bein g uphe l d.Lumbe r Work er s' Ind ustri al  Union N o. 120 (IWW) branch isdissol ved.Amo s T. Hill  ru n s u nder Comm unis t Party of  Ca nad a end ors e mentforN ip iss i ng (w hich at the ti m einc l u de d Sudbury)i n the  1930  fe d eral e lect ion, receiving 58 4  votes and com ingi n  th ird andla st place.
Lumb eran d Agricult ur al Workers'  Industr ia l  Unio n bran ches f oundedi n  S u dbury,  Tur bin e and Wor thi ng t on, the  l at t er wit h 41  m embers .
1931 Capr e o l (410 members r eport e d  by 8 out  of 9  u nions)S udbu ry (164 me mbers repor ted by  9 o ut of  10 uni on s)
Nat ion al  headquart e rs of the  Lumb er andAg ricu ltu ral Wo rker s '  Indu stri al  Un ion locat e d  a t  3 5L orn e St reet. 
M ay D ay meetin g 
. 604_is recorded.
Communist_Party of Canada attempts_to run_a_candidate for_the_1929 Ontario provincial_election for Sudbury,_but is rejected due_to insufficient nominations.
International_Association_of Bridge, Structural and Ornamental Iron Workers local chartered.
International Brotherhood of Firemen and Oilers_Local_No. 398_chartered.
Lumber_Workers_Industrial Union of Canada dissolves_its local branch, as well_as many_other branches in Northern Ontario.

1930s 
1930
Capreol (402 members_reported_by 8 out_of 10 unions)
Sudbury (150 members reported by 5 out_of 12 unions)
Sudbury Trades and Labour_Council is re-founded_with_dual_American Federation of Labor_and Canadian Trades and Labour Congress_charters. It represents 8 of the_12 local unions then in existence.
Bricklayers, Masons_and Plasterers' International Union Local No._28 is chartered.
International Brotherhood of_Electrical Workers_Local No. 473 is chartered.
Federated_Association of Letter_Carriers Local_No. 61 is_chartered.
Branch of Lumber and Agricultural Workers'_Industrial Union of_Canada is recorded.
Canadian Brotherhood of Railway_Employees_Local No. 248_is_recorded_alongside Local_136.
Branch of Mine_Workers'_Industrial Union_(Workers'_Unity League) is recorded.
Communist Party of_Canada_sponsors mayor and alderman candidates for Sudbury_municipal elections, receiving 69_and_56 votes respectively.
May Day_parade is broken up by_police, who arrest eighteen participants, including_Amos Hill._A demonstration_is made outside the police station, with the fire hose used_on the protestors and more arrests_made. After being convicted_in local_courts,_the convictions are_overruled_on appeal,_with fines of $25 plus costs being_upheld.
Lumber Workers'_Industrial Union No. 120 (IWW) branch_is dissolved.
Amos T. Hill_runs_under Communist Party of Canada endorsement_for Nipissing (which at the time_included Sudbury) in the 1930_federal_election,_receiving 584 votes and coming_in third and last place.
Lumber and_Agricultural Workers' Industrial_Union branches founded in Sudbury, Turbine and_Worthington,_the latter with 41 members.
1931
Capreol (410_members_reported by 8 out of 9_unions)
Sudbury_(164_members reported by 9 out_of 10 unions)
National headquarters of the_Lumber and Agricultural Workers' Industrial Union located at 35_Lorne Street.
May Day_meeting