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.
The Treaty of Portsmouth put an end to the 1904–05 Russo-Japanese War. The talks were held in August in Portsmouth, New Hampshire, and were mediated in part by the United States. Theodore Roosevelt was the first president of the United States.
