The Détente Era: Ping-Pong Diplomacy, SALT, and the Helsinki Accords

We have covered World War I, World War II, and left the Cold War behind; we are now slowly approaching the present day. We will begin this block with the meaning, origins, and emergence of the Détente period. After briefly discussing the effects of this era, we will touch upon America's visit to Beijing, namely Ping-Pong Diplomacy, followed by the Strategic Arms Limitation Talks. Finally, we will complete this section with the Helsinki Final Act.

The Détente period refers to a historical era during the Cold War when conflict and tension in East-West relations decreased. We can also consider this period as a result of contemporary developments, often referred to as the “age of negotiations.” After the Cuban Missile Crisis, the US and the Soviets stepping back from the brink of a nuclear war pushed both states to pursue a tension-reducing and softer policy. Accordingly, after the Cuban Missile Crisis of 1962, both states stepped back from the brink and gradually shifted toward a softer policy, with the SALT I talks in 1969 widely accepted as the actual beginning of the Détente period. In this context, the transition from conventional weapons to nuclear weapons was a significant factor in the emergence of this policy. (All kinds of classic weapons used by land, sea, and air forces, excluding nuclear, biological, and chemical weapons, are referred to as conventional weapons.)

Leonid Brezhnev (left), Viktor Sukhodrev (center), and Richard Nixon (right) during Brezhnev's 1973 visit to Washington

Now we move on to America’s visit to Beijing, namely Ping-Pong Diplomacy. China’s foreign policy progressed along the lines of cooperating with Third World countries. As a matter of fact, China was under the threat of America in the south, and the Soviets in the north and northwest. America wanted to determine its security strategy against the increasing Soviet threat and use China against Soviet Russia. The visit by President Nixon’s National Security Advisor Henry Kissinger to China in 1971 was the first step in the normalization of relations between the two countries. President Nixon’s visit between February 21-28, 1972, took place in an environment where there were no diplomatic relations between the two countries.

The name “Ping-Pong Diplomacy” comes from an unexpected moment: in April 1971, an American table tennis player accidentally boarded the Chinese team’s bus at the World Table Tennis Championships in Japan. This small, accidental encounter opened the door to an invitation, and ultimately, to Nixon’s historic visit to Beijing.

In 1963, the “Partial Nuclear Test Ban Treaty” was signed in Moscow among America, the Soviet Union, and Britain. However, since the states actually just wanted to buy time, they continued their arms race in the nuclear field without slowing down even after this treaty. The SALT I (Strategic Arms Limitation Talks), which began in Helsinki in 1969, was an important milestone in limiting nuclear weapons. In these talks, it was decided to limit only defensive missiles. With this step, the year 1969 is widely accepted as the actual beginning of the Détente period. Finally, the SALT II Treaty was signed between the US and the USSR in 1979. However, because the Soviets invaded Afghanistan in the same year, the US Congress did not ratify this treaty, and it remained solely on paper.

The front page of the Helsinki Accords

We are now at the Helsinki Final Act section. Upon entering the détente process in relations between the blocs, Eastern Bloc countries proposed convening a conference to strengthen security and cooperation in Europe. Following the SALT I Treaty, all European states, along with the US and Canada, gathered in Helsinki for the Conference on Security and Co-operation in Europe (CSCE). As a result of long negotiations, the final document encompassing fundamental peace and cooperation in international relations, namely the Helsinki Final Act, was signed on August 1, 1975. This document included vital issues such as refraining from the use of force, respect for sovereignty, peaceful settlement of disputes, cooperation among states, non-intervention in internal affairs, and respect for human rights.

With this, we have introduced the Détente period and summarized the developments centered around the US and the Soviets. In the second part, meaning our next block, we will transition to the conflicts of the Détente period. As we cover the final phases of the nuclear arms race and the end of the Cold War, we will also discuss the economic developments, socio-cultural events, and all the other dynamics of the Cold War era.