After Emperor Sigismund , who was the next Emperor ?
A Franco-Polish alliance was formed in 1524 between the king of France Francis I and the king of Poland Sigismund I. Francis I was looking for allies in Central Europe , in order to create a balance against the power of Habsburg Emperor Charles V. Queen Bona Sforza , the Italian wife of Sigismund , was instrumental in promoting the alliance , with the objective of recovering sovereignty of Milan .