Rainforest Wars

Military Forces
All military forces are completely unknown at this time, though one that might of participated was the UN.

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The Rain Forest Wars : Armed conflict ripped through South America, as Koslovic, Frieden, and UN forces all clashed over ideological differences, sparking additional conflicts off-planet, such as the Argyre Planitia Campaign. This war brought a great deal of suffering to the people of Earth, and created a famine for many people.

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In the post-war period, there were massive population surges; resulting in overpopulation. Coupled with the destruction and famine bred by the Rain Forest Wars, the economy threatened to destabilize.

A Soldier's Tale: Rainforest Wars was written about this event. This book is a favorite of CPO Franklin Mendez, and described as a "military classic" in Halo: Ghosts of Onyx.