Marines

In September 2001, in response to terrorist attacks on New York and Washington D.C., the American forces, including the U.S. Marine Corps (USMC), were put on the highest level of military alert since the Cuban Missile Crisis of 1962. These soldiers are among the toughest in the world; the prestige of the unit is second to none. The entry system for new recruits is a supreme test—only about 25 perc...