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,
Energy policy of Belgium Germany, Italy, Spain, France and Portugal. Wind electricity production per inhabitant in 2009 was in Belgium 93 kWh/person compared to Spain 794, Germany 461, the Netherlands 278, Britain 138 and France 121. Belgium had in 2007 FiT for small installations of photovoltaic solar power. Target for biofuels was in Belgium was 5.75% by 2010. The EU Biofuels Directive (2001) requires 5.75% biofuels of transport fuels excluding aviation by December 31, 2010. As of 2009, there was 3.3% of electricity coming from renewable energy. The Flemish Region published various "Beleidsnota energie". The 2004-2009 version was published by Minister Kris Peeters. The