This is one of the ways to join the Navy seals:
1.Your eyesight requirements: 20/40 best eye; 20/70 worst eye; correctable to 20/25 with no color blindness.
2.Be 28 years old or younger
3.Pass the physical examination(scuba divers)
4.Be a U.S citizen and eligible for security clearance.
The navy seals impacted the U.S by working hard to protect the U.S .
The navy seals started in 1962 and John.F.Kennedy put the team together to help and protect the U.S and the seals