Categories: Disambiguation The name First Army was applied to at least two different Australian Army formations during World War II, both of them associated with Lt Gen. ... The Austro-Hungarian First Army was an Austro-Hungarian field army that fought during World War I. The First Army was formed in 1914 as part of Austro-Hungarian mobilization following its declaration of war on Serbia and Russia. ... The British First Army was a field army that existed during the First and Second World Wars. ... The Bulgarian First Army was a Bulgarian field army of World War II. Throughout 1940 and 1941, Bulgaria, under Tsar Boris III, allied itself with Adolf Hitlers Germany and captured Dobrudja, Thrace, and much of Macedonia in the process. ... The Canadian First Army was the overall command for the Canadian military forces in Europe during World War II. It was formed in early 1942 to command two corps composed of the three infantry divisions, two armoured divisions, and two armoured brigades that had assembled in England. ... French First Army was a field army that fought during World War I and World War II. At the beginning of WWI the First Army was put in charge of General Auguste Dubail and took part, along with the French Second Army, in the Invasion of Lorraine. ... The German First Army (German: ) was a World War I and World War II field army. ... The Greek First Army was a Greek field army that fought in Southern Europe during World War II. On October 28, 1940, Italy attacked Greece from bases in Albania, which it had annexed in 1939. ... The Hungarian First Army was a Hungarian field army of World War II. Hungary was an Axis state at the beginning of the European conflict, under Admiral Miklós Horthy. ... The Italian First Army was an Italian field army of World War II that fought on the North African Front. ... Gen. ... The Romanian First Army was a field army that fought during World War II. In August 1944, the Red Army entered Romania after driving back Army Group South from the region. ... The Russian First Army was a World War I Russian field army that fought on the Eastern Front for two years. ... The Serbian First Army was a Serbian field army that fought during World War I. Following the Austro-Hungarian invasion of Serbia, the First Army was put under the command of General Živojin Mišić, who came out of retirement to do so. ... The Soviet First Army (also called First Red Banner Army) was a Soviet field army of World War II that served in the far east. ... The Turkish First Army was a Turkish field army during World War I. At the outbreak of war in August 1914, over two months before the Ottoman Empire entered the war, the First Army, which was stationed at the Bosporus, was put under the command of General Otto Liman von... The United States First Army was first activated in August 1918. ... The Yugoslavian First Army was a Yugoslavian field army of World War II. Germany invaded Yugoslavia on April 6, 1941, following a revolution that overthrew the countrys pro-fascist government. ...