Foreign relations of Belgium sanctioned the creation of Belgium in 1831 on the condition that the country remain strictly neutral. This policy of neutrality ended after the experience of German occupation during World War I. In the years preceding World War II, Belgium tried to return to a policy of neutrality, but once again, Germany invaded the country. In 1948, Belgium signed the Treaty of Brussels with the United Kingdom, France, the Netherlands, and Luxembourg, and one year later became one of the founding members of the Atlantic Alliance. The Belgians have been strong advocates of European integration, and most aspects of their foreign,
Interwar France as prime minister during five short intervals, directed French foreign policy, using his diplomatic skills and sense of timing to forge friendly relations with Weimar Germany as the basis of a genuine peace within the framework of the League of Nations. He realized France could neither contain the much larger Germany by itself nor secure effective support from Britain or the League. In January 1923 as a response to the failure of the German to ship enough coal as part of its reparations, France (and Belgium) occupied the industrial region of the Ruhr. Germany responded with passive resistance, including printing