Mar 1927Newfoundlandborder agreed
Aug 1929Soviets establish baseon Franz Josef Land
Oct 1929Wall St Crash
Aug 1930Norwegians land onVictoria I., but laterabandon it to Soviets
Nov 1930Norway abandons claimto Sverdrup Is. in returnfor British recognition ofNorway in Jan Mayen
10 Jul 1931Norway claimsEastern Greenland
Sep 1931–Feb 1932Japan invades Manchuria
Dec 1931Statute of Westminsterends Britain’s authorityover Canada & Ireland