SELECT reason_for_change FROM table_1802760_3 WHERE date_of_successors_formal_installation = "February 14, 1859"
Mengapa perubahan terjadi di negara bagian di mana instalasi formal terjadi pada 14 Februari 1859?
CREATE TABLE table_1802760_3 (reason_for_change VARCHAR, date_of_successors_formal_installation VARCHAR)