Origins: Blitzkrieg is a German word. It combines “Blitz” which means lighting and krieg meaning war. Its origin dates to German military strategist Heinz Guderian’s 1937 paper titled Achtung – Panzer!
World War 2:
It became prominent between September 1939-June 1941when it characterised Germany military operations. The concept involved coordinated land and air offensive to quickly break down an enemy’s resistance while advancing with mobile force in an unpredictable direction. For its implementation, tanks, motorised artillery, infantry as well as close air support played a key role. However due to supply line overextension on Eastern front during Operation Barbarossa the strategy suffered major failures.