On July 31 and August 1, hundreds of officials and politicians will gather in Finland to celebrate the 50th anniversary of the Helsinki Final Act. That agreement was something of a high-water mark of the Cold War detente, with 35 countries -- including the Soviet Union and United States -- agreeing on numerous principles after two years of talks known as the Conference on Security and Cooperation in Europe (CSCE). This would shape the geopolitical architecture of the wider European continent and laid the foundation for what became the Organization…