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Marine Corps recruiting posters throughout the service’s history reflect the sentiments that only a few can earn the title of Marine. 

Army Master Sgt. Antoinette Love Walker enlisted into the Army Reserve later in life, following in the footsteps of her father and great-grandmother and proving that it’s never too late to follow your dreams.

Marine Corps Staff Sgt. William Gordon Windrich was only in Korea for a short time, but the skills he’d honed during World War II helped him lead his comrades to freedom during one of the most savage battles in modern military history.

As the race to control the Arctic intensifies, more research is focused on how to optimize service member performance in the extreme cold, where lack of sleep and appetite, altitude and equipment issues can all affect a warfighter’s ability to function.

Sailors assigned to the auxiliary division aboard the submarine USS Wyoming maintain the vessel’s plumbing, hydraulics, diesel and mechanical systems, forming a tight-knit family that keeps the submarine operational.

When Army Lt. Col. Edward A. Silk realized that his platoon wasn’t going to put a dent in the enemy positions firing at them in France during World War II, he went on a one-man rampage to take the guns out himself.

In the past century, several inventions created by the War Department for warfighter use have become a part of everyday life for civilians.

Marine Corps Pfc. Richard Edward Kraus received a posthumous Medal of Honor for giving his life to save his fellow Marines on the island of Peleliu during World War II.

STARBASE Maxwell, a War Department hands-on, youth science, technology, engineering, arts and mathematics outreach program at Maxwell Air Force Base, Ala., is educating thousands of students each year through immersive, inquiry-based learning.

A lab in Natick, Mass., tests recipes and evaluates commercial kitchen equipment specifically for naval vessel galleys to help make life easier for culinary specialists and to give more options to sailors on board.