April Timeline 1948

April 1: Ship Nora delivers first consignment of Czech arms in Haifa. UN Security Council call for a special session of General Assembly to get a truce between Jewish Agency and Arab Higher Committee. 
April 2: Haganah captures Palestinian village of Castel, west of Jerusalem, expelling its inhabitants.
April 3:
April 4:
April 5: Palestinian and Zionist leaders object to US proposals of trusteeship agreement. 
April 6:Haganah launches Operation Nachshon (first phase of Plan Dalet); Haganah Giv'ati Brigade and other units capture villages along Tel-Aviv - Jerusalem road from local Palestinian militia.
April 7:
April 8: Haganah starts offensive against Palestinian town of Tiberias. 
April 9: 'Abd al-Qadir al-Husseini is killed leading counterattack to recover Castel village.  Irgun and Stern Gang massacre some 120 inhabitants in village of Deir Yassin 
April 10:
April 11:
April 12: General Zionist Council decides to establish independent Jewish state in Palestine on May 16th. 
April 13: Operation Har'el under Plan Dalet launched and carried out from now on starting at Nachshon. Villages along Jerusalem road attacked and demolished. 
April 14:
April 15:
April 16: British evacuate town of Safed. 
April 17: Security Council resolution calls for military and political truce.  Haganah starts offensive against town of Safed. 
April 18:
April 19:
April 20: US submits Palestine trusteeship plan to UN. 
April 21: British suddenly evacuate residential quarters of Haifa. 
April 22: Haganah launches Operation Misparayim to attack and occupy Haifa.  Resistance of local Palestinian militia in Haifa collapses and then flee under combined shelling adn ground offensives. 
April 23:
April 24:
April 25: Launching of Operation Chametz to conquer Jaffa, Haganah attacks suburban villages of Tell Rish, Yazur and Salameh.
April 26: Launching of Operation Yevussi for conquest of whole of Jerusalem; Haganah attacks Palestinian residential quarter of Sheikh Jarrah in East Jerusalem.
April 27: Haganah announces coordination of plans with Irgun. 
April 28: Palestinian ALA unit under Michel Issa succeeds in fighting its way into Jaffa in order to break Haganah siege. 
April 29:
April 30: All Palestinian quarters in West Jerusalem occupied by Haganah and residents driven out.



Reference: http://www.alnakba.org/chronology/sixth.htm