<P> On September 9 , the House of Commons and Senate approved authorization for a declaration of war . The Cabinet then drafted an Order in Council to that effect . On September 10 , Vincent Massey , Canada 's High Commissioner to the United Kingdom , brought the document to King George VI , at the Royal Lodge , Windsor Great Park , for his signature , whereupon Canada had officially declared war on Germany . In his capacity as the government 's official recorder for the war effort , Leonard Brockington noted : `` King George VI of England did not ask us to declare war for him -- we asked King George VI of Canada to declare war for us . '' </P>
<P> On September 9 , the House of Commons and Senate approved authorization for a declaration of war . The Cabinet then drafted an Order in Council to that effect . On September 10 , Vincent Massey , Canada 's High Commissioner to the United Kingdom , brought the document to King George VI , at the Royal Lodge , Windsor Great Park , for his signature , whereupon Canada had officially declared war on Germany . In his capacity as the government 's official recorder for the war effort , Leonard Brockington noted : `` King George VI of England did not ask us to declare war for him -- we asked King George VI of Canada to declare war for us . '' </P>
what date did canada declare war on germany
what date did canada declare war on germany
September 10
September 10