Chronology of urban insurrection
1952, May 20: MNR formed; Orthodoxo youth
1953, Apr 5: Attack on Columbia barracks fails.
1954, Mar 3-10: Bombings in Havana, Santiago de Cuba, elsewhere by FEU, AAA fail.
1955, Aug-Sep: Nation-wide bombings by FEAP
1955, Nov. 27: Student general strike
1956, Feb-Nov: Bombings, strikes
1956, Nov 27-30: General strike fails, DR, M-26-7
1957, March 13: DR attacks Presidential Palace
1957, Sept. 5: Cienfuegos naval mutiny
1958, Jan-Dec: Bombings, attacks, strikes: DR...