The Paladin M109 is a self-propelled howitzer used by the United States Army and several other nations. It is designed for indirect fire support, allowing it to launch artillery shells at targets from a distance. The M109 has a 155mm cannon and can fire various types of ammunition, including guided projectiles. This artillery system is known for its mobility and quick deployment capabilities. It features a fully automated loading system, which enhances its rate of fire. The Paladin M109 has undergone several upgrades since its introduction, improving its range, accuracy, and overall effectiveness on the battlefield.