Mar 1941US Senate passesLend-Lease Bill
31 Mar–12 Apr 1941Rommel’s desert offensive
1 Apr 1941Pro-Axis coupin Iraq
6–18 Apr 1941Axis forces conquerYugoslavia
6–30 Apr 1941Germans conquer Greece
9 Apr 1941Greenland acceptsUS protection
10 Apr 1941Pro-Axis statedeclared in Croatia