A map depicting the Saar Offensive of 1940, which failed to reach the Siegfried Line (in red) and was withdrawn soon after its very forgettable initial success. Source: Arderiu, CC BY-SA 3.0, via Wikimedia Commons
A panoramic photo which includes some leftover elements of the Maginot Line. In the foreground can be seen metal pillboxes which could protect defenders against enemy artillery while still inflicting casualties among their enemies. Source: Public Domain
A photograph showing a metal turret from the Maginot Line in greater detail. The variable size of the slots allowed for a variety of weapons to be used by soldiers within the pillbox. Source: Association des Amis de la Ligne Maginot d’Alsace, CC BY-SA 3.0, via Wikimedia Commons
A photograph of a mortar installed inside a turret of the Maginot Line. Source: David Monniaux, CC BY-SA 3.0, via Wikimedia Commons
A photograph of Finnish Defenders wielding a maxim machine-gun during the Winter War of 1940-41. Source: Public Domain
A photograph of a regiment of Finland’s White Guard, who were preparing to practice maneuvers at the time. Skis and white uniforms gave the Finns enormous advantages over their Soviet foes. Source: Hugo Sundström, CC BY 4.0, via Wikimedia Commons
A photograph of the signing of the Tripartite Pact, which bound the Axis Powers (Nazi Germany, Fascist Italy, and Imperial Japan) into a military alliance. Source: Public Domain
A propaganda poster featuring three women of Italian, German, and Japanese ethnicities respectively, holding placards featuring images of the leaders of their fellow Tripartite Pact allies. Source: Public Domain
A photograph of German troops marching through Paris after the fall of France in 1940. The Arc De Triomphe can be seen in the background. Source: Public Domain