1973 in the Vietnam War for the U.S. Christmas bombing (Operation Linebacker II) and that "we deplore the action." President Nixon wrote a letter to President Nguyen Thieu of South Vietnam asking for Thieu's cooperation in the Paris peace negotiations and stating that "the unity of our two countries...would be gravely jeopardized if you persist in your present course." Thieu had scuttled a draft peace agreement reached in October 1972. Nixon pledged to respond with "full force" if North Vietnam violated the peace agreement. As U.S. National Security Adviser Henry Kissinger prepared to resume peace talks with North Vietnam in Paris, United States President Nixon
Treaty of Tartu (Russian–Estonian) Treaty of Tartu (Russian–Estonian) Tartu Peace Treaty (, literally "Tartu peace") or Treaty of Tartu is a peace treaty between Estonia and Soviet Russia signed on February 2, 1920 ending the Estonian War of Independence. The terms of the treaty stated that ""Russia unreservedly recognises"" the independence of the Republic of Estonia "de jure" and renounced in perpetuity all rights to the territory of Estonia. Ratifications of the treaty were exchanged in Moscow on March 30, 1920. It was registered in "League of Nations Treaty Series" on July 12, 1922. Estonia had been a province of Imperial Russia since 1710,