During this year Mentor Bilanz, Ltd., is liquidated for internal political reasons. U-Boat constructional drawings are prepared there in accordance with German Navy specifications. Data in respect of submarine develpment outside Germany were supplied by I.v.S., Ltd., The Hague, and German Naval Advisors abroad. The Kellogg- Briand Pact is signed by the US, Great Britain, France, and Germany agree to renounce agressive war. The New York Stock Exchange collapses.
Worldwide depression begins.
The London Naval Treaty is agreed. No new battleships are to be built before 1937, and there are restrictions placed on submarines, cruisers and destroyers. The communists also do well in the elections, but the Nazis are now the leaders of the political right. Hitler is defeated in a presidential election by Hindenburg. In April the Nazi SA is banned after plans for a coup are discovered.