Hardest U.S. Special Forces Training

When it comes to elite U.S. military training, three names stand out Navy SEALs,

Delta Force, and Army Special Forces. Each is brutal, but in different

ways. Navy SEAL BUD/S is famous for its six-month grind and legendary Hell

Week pushing nonstop physical and mental stress with 70–80% attrition. Delta Force selection

is even more secretive combining extreme endurance, land navigation, and psychological

testing with only 10–15% making it past the first phase. Green Berets face one of the longest

pipelines, focused on survival, unconventional warfare, and teamwork. So which is hardest?

SEALs test endurance, Delta tests elite precision and Green Berets test versatility all among the toughest