This is the first release in a new mobile version of the PC series Modern Campaigns. This first release covers the historical North Vietnamese offensive in the Quang Tri province in the spring of 1972. 14 scenarios are included of which you play 9 as the commander of the North Vietnamese forces while in the other 5 scenarios you are commander of a hypothetical US Marine force sent to assist the South Vietnamese. Following this free release, there will be additional releases in this series each representing a smaller mobile version of the corresponding PC game. Modern Campaigns is a detailed turn-based simulation of operational warfare after World War II through until present day. It includes detailed rules and combat resolution but has a simple interface that allows the player to focus on strategy and tactics. A wide variety of unit types are represented including infantry, tanks, artillery, and engineers. In addition, modern warfare is addressed in this game engine including chemical and nuclear warfare, electronic warfare (signal intelligence and jamming), and thermal sights.