CREATE TABLE table_2159571_1 (reason_for_change VARCHAR2, date_of_successors_formal_installation VARCHAR2)

What is every reason for change for the date of successors installation is March 16, 1960?
SELECT reason_for_change FROM table_2159571_1 WHERE date_of_successors_formal_installation = "March 16, 1960"
SELECT "reason_for_change" FROM "table_2159571_1" WHERE "March 16, 1960" = "date_of_successors_formal_installation"