Mechanized infantry refers to military units that use armored vehicles, such as infantry fighting vehicles or armored personnel carriers, to transport soldiers and provide fire support. This combination of mobility and protection allows them to operate effectively on the battlefield, enhancing their ability to engage in combat while minimizing casualties. These units are trained to work closely with other military branches, including armor and artillery, to execute complex operations. Mechanized infantry can quickly respond to threats, conduct reconnaissance, and secure territory, making them a vital component of modern military forces.