Ka-Bar
Ka-Bar (; trademarked as KA-BAR) is the combat knife adopted in 1942 by the United States Marine Corps as the U.S. Marine Corps utility knife, Mark 2. == History == After the United States' entry into World War II, complaints arose from Army soldiers and Marines who were issued World War I–era bronze or alloy-handled trench knives such as the U.S. Mark I trench knife for use in hand-to-hand fighting.