Treaty of Portsmouth Treaty of Portsmouth The Treaty of Portsmouth formally ended the 1904–05 Russo-Japanese War. It was signed on September 5, 1905 after negotiations lasting from August 6 to August 30, at the Portsmouth Naval Shipyard in Kittery, Maine, United States. U.S. President Theodore Roosevelt was instrumental in the negotiations and won the Nobel Peace Prize for his efforts. The war of 1904–05 was fought between the Empire of Russia, an international power with one of the largest armies in the world, and the Empire of Japan, a nation which had only recently industrialized after two-and-a-half centuries of isolation. A series of
Russo-Swedish War (1554–1557) Russo-Swedish War (1554–1557) The Russo-Swedish War of 1554–1557, considered a prelude to the Livonian War of 1558–1583, arose out of border skirmishes. It ended when the parties agreed on a truce in the Treaty of Novgorod (1557). The relations between Sweden and Russia were not the best. Ivan IV of Russia did not consider the Swedish king Gustav I his equal and refused to negotiate with Swedish ambassadors in person. Ivan made the king's ambassadors confer with a governor of Novgorod rather than receive them in the Moscow Kremlin as could have been expected between equals. The tsar responded to