David R. Higgins

As a prelude to the post-war concept of a single "main battle tank" design, vehicles during World War II tended to be categorized as light, medium, and heavy, depending on their use. In this last category, tanks had grown in size, weight, and firepower to counter ever-improving anti-tank weapon systems. This resulted in changes in tactics and doctrine to better integrate heavy armor into a combine...

In 1967-68, the United States Marine Corps (USMC) was on the front line of the defense of South Vietnam's Quang Tri province, which was at the very heart of the Vietnam conflict. Facing them were the soldiers of the North Vietnamese Army (NVA), men whose organization and equipment made them a very different opponent from the famous, irregular Viet Cong forces. From the "Hill Battles" in April 1967...

Featuring specially drawn full-color artwork and expert analysis of the Maikop operation, this assessment of the dramatic raid that delivered intact Soviet oil-production facilities into Nazi hands casts new light of the German special-forces operations on the Eastern Front. With his forces having conquered a huge swathe of formerly Soviet territory in the months following the launch of Operati...

The German A7V and the British Mark IV were similar in weight, size, and speed, but differed significantly in armour, armament and maneuverability. The A7V had thicker armour, and had nearly double the horsepower per ton. The Mark IV's pair of side-mounted 6pdr cannons forced the vehicle to present its side arc to an enemy in order to fire one of its main guns. Possessing twice as many machin...