The Border Guard Troops of Belarus mark the 100th anniversary today. President congratulated the professional defenders of the border. The border guards of Belarus have gone through a complicated way of development. Today it is a service equipped with the latest complex with satellite support from outer space, which reliably protects the external borders of the country. The Republic of Belarus has common borders with Ukraine, Russia, Poland, Lithuania and Latvia. The total length of the State border is 3,617 kilometers, including 1,250 kilometers of border with the European Union.