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
Treaty of Prenzlau Treaty of Prenzlau Treaty of Prenzlau or Peace of Prenzlau () may refer to several treaties during a series of wars between the Margraviate of Brandenburg and the Duchy of Pomerania fought for control of Pomerania-Stettin, and possession of the Uckermark in the 15th century. The First Peace of Prenzlau ended a war fought between 1445 and 1448, while the Second Peace of Prenzlau ended a war fought between 1466 and 1468. In older documents, Prenzlau may be spelled "Prenzlow", which was the common spelling during the time period the treaties were drawn and was only changed during the 19th