Battle of la Drang Valley (26 October – 27 November 1965)
The Battle of Ia Drang Valley holds significant military history because it was the first major battle of the war that used air mobility tactics. Done with the UH-1 Huey gun ship, these guerrilla style attacks dispersed the VC. The helicopters were know as the “Air Calvary.” (https://www.historyhit.com/major-battles-of-the-vietnam-war/)
Battle of Khe Sanh (21 January – 9 April 1968)
The Battle of Khe Sanh was one of the longest and bloodiest battles of the war. The US military held garrison in Khe Sanh was held under siege by the VC for roughly seventy seven days. The siege was ended when “Operation Pegasus” airlifted the troops out by airship. The battle was considered a great loss for the US. (https://www.historyhit.com/major-battles-of-the-vietnam-war/)
The Vietnam War 