While most of the German army was still prepairing for engagements on its Eastern Front, a much smaller German force manned the Siegfried Line, their fortified defensive line along the French border. At the Maginot Line on the other side of the border, British and French troops stood facing them, but there were only some local, minor skirmishes. The Royal Air Force dropped propaganda leaflets on Germany, while western Europe was in a strange calm for seven months. Meanwhile, the opposing nations clashed in the Norwegian Campaign. In their hurry to re-arm, Britain and France had both begun buying large amounts of weapons from manufacturers in the U.S. at the outbreak of hostilities, supplementing their own productions. The non-belligerent U.S. contributed to the Western Allies by discounted