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
Peace treaty to hold the former combatants to the terms of their peace agreement. Probably the earliest recorded peace treaty, although rarely mentioned or remembered, was between the Hittite Empire and the Hayasa-Azzi confederation, circa 1350 BC. More famously, one of the earliest recorded peace treaties was concluded between the Hittite and Egyptian empires after the ca.1274 BC Battle of Kadesh (see Egyptian-Hittite peace treaty). The battle took place in what is modern-day Syria, the entire Levant being at that time contested between the two empires. After an extremely costly four-day battle, in which neither side gained a substantial advantage, both sides