What war occurred in 1912?

Answer 1

There was no major was in 1912. You may be referring to the War of 1812 fought between the United States and Great Britain during which the White House was burned, the US tried and failed to take Canada, the National Anthem was written, and which was ended by the Treaty of Paris in 1815. The final battle of the war was the Battle of New Orleans where Andrew Jackson defeated the British under Lord Pakenham. However, due to the slow communications of the time, the battle was actually fought after the war was officially over.

Answer 2

The First Balkan War began in 1912 and ended in 1913. The following link gives more information to this little known conflict which was overshadowed by the advent of WW1 two short years later.

Answer 3

USA and Canada