[April 2nd, 1919] Russian Civil War. French and other Allied forces begin to evacuate Odessa (Ukraine), which is occupied by Hryhoriiv's partisans on 6 April. General Malleson's troops begin to evacuate Trans-caspia.
[April 3rd- 7th, 1919] Russian Civil War. Soviet forces enter Crimea across the Perekop isthmus and capture Simferopol' (10 April), Evpatoriia (10 April), Yalta (12 April), and Sevastopol' (29 April).
[April 4th, 1919] A Bavarian Soviet Republic is proclaimed in Munich. Like the Spartacist revolt, it is suppressed within a month by "Freikorps" units. Bavaria will become a refuge for extreme right-wing nationalist groups bent on bringing down the Weimar regime.
[April 6th, 1919] A Soviet rebellion lead by German anarchists in Munich dissolved the People's State of Bavaria, and forced its leader Johannes Hoffmann to flee and establish a rival socialist government in Bamberg, Germany.
[April 6, 1919] A hartal was organized in India against the “Black Act” passed in March that gave the government larger powers to repress its people in order to quell revolution like that of in Russia. People such as Gandhi fasted and prayed as civil disobedience.
[April 9th, 1919] The Revvoensovet of the Republic establishes a political section (converted on 26 May into the Political Administration of the Red Army, PUR) to control political commissars. (Russia)
[April 9th, 1919] The North Russia Intervention, 1918-1920. A 6 inch naval gun of the 339th Infantry Regiment, American 85th Division mounted on railway carriage (Verst 455). Volodga Front, 9 April 1919. Note a group of British troops with a sledge loaded with supplies on the right.
[April 15th, 1919] "Bolshevism on Trial" film. As a promotion device, the April 15, 1919, issue of "Moving Picture World" suggested staging a radical demonstration by hanging red flags around town and then have actors in military uniforms storm in to tear them down.
[April 15th- 19th, 1919] Ireland. "Limerick Soviet": a general strike called by the Limerick Trades and Labour Council, as a protest against the declaration of a "Special Military Area" under the Defence of the Realm Act covering of most of the city of Limerick and its surroundings.
[April 16th, 1919] Latvian War of Independence: In March the united German and Latvian forces (orange and yellow) launch counterattack, taking most of Courland (Pink: Bolsheviks. Purple: 3rd Estonian Division)
[April 26th, 1919] Battle for the Donbass – White forcescounterattacked and drove back the 8th Red Army advance in the Kolpakovo district of Ukraine. ( Picture : miners are buried after being killed by the white forces)
[May 2, 1919] Gustav Landauer (1870-1919) died this day. He was briefly Commissioner of Enlightenment and Public Instruction of the short-lived Bavarian Soviet Republic. He was killed when this Republic was overthrown.
[May 4th, 1919] May 4th movement. Student demonstrations in Beijing, China, for modernization, democracy, and against Japan and the other imperialist powers. Awakening of Chinese nationalism. Some protesters will later join the Chinese Communist Party (CCP).
[May 5th, 1919] On Trotsky's insistence, the commander of the Red Eastern Front, S.S. Kamenev, is dismissed for insisting on pursuing Kolchak's forces into Siberia and for refusing to release troops for transfer to the Southern Front. Kamenev is subsequently reinstated by Lenin (29 May).