WORLD HISTORY

Detailed explanation-1: -The Treaty of Portsmouth formally ended the Russo-Japanese War of 1904–05. The negotiations took place in August in Portsmouth, New Hampshire, and were brokered in part by U.S. President Theodore Roosevelt.

Detailed explanation-2: -On 13 July 1713, delegates and sachems of the tribes met at Portsmouth, New Hampshire, with representatives of the provinces of Massachusetts Bay and New Hampshire to sign this treaty, which brought temporary peace to the northern frontier following years of violent warfare.

Detailed explanation-3: -U.S. President Theodore Roosevelt was instrumental in the negotiations and won the Nobel Peace Prize for his efforts.

Detailed explanation-4: -In the resulting Treaty of Portsmouth, Japan gained control of the Liaodong Peninsula (and Port Arthur) and the South Manchurian Railway (which led to Port Arthur) as well as half of Sakhalin Island.

Detailed explanation-5: -Story of President Roosevelt. The treaty ending the Russo-Japanese War (1904-1905) was signed at Portsmouth Naval Base in New Hampshire on September 5, 1905. President Theodore Roosevelt had accepted the request to mediate the settlement of the war, a service for which he would later be awarded a Nobel Peace Prize.

Detailed explanation-6: -After the decisive naval battle of Tsushima, the war was concluded with the Treaty of Portsmouth (5 September [O.S. 23 August] 1905), mediated by US President Theodore Roosevelt.