What is the greatest achievements of Neville chamberlain?

Neville Chamberlain is best known for his policy of appeasement towards Adolf Hitler in the lead-up to World War II, particularly through the Munich Agreement of 1938, which aimed to prevent war by conceding to some of Hitler's territorial demands. While this approach is often criticized, it initially garnered support for delaying conflict. Additionally, Chamberlain's efforts in domestic policy included significant social reforms, such as the introduction of the National Health Insurance Act. However, his legacy is largely overshadowed by the outbreak of war in 1939 and the perceived failure of his appeasement strategy.