The Martian War of Independence

Humanity has finally started to build permanent settlements on Mars.  The people of Mars live in colonies owned by China, the US, or private corporations.  You play the Martians, and you do not like being ordered around by Earthers.  However, your colonists still rely on shipments of food from earth.  At a minimum, Mars needs to find a way to become self-sufficient in food and manufactured goods. …