Sea, Air, and Land - the same thing it means in the Navy, which is the branch which has the SEALs.
No, you have to be in the Navy to be a SEAL. The army has its own special operatives, however. Delta Force is the absolute best the army has to offer. Many consider them to be superior to the SEAL operators.
See the link.
"Sigillum" means seal, "militum" means soldiers or army, and I believe "Xpisti" is one spelling of the Latin name of Christ. So if I am reading this right, "Sigillum Militum Xpisti" would mean "The Seal of the Army of Christ" (appropriate, since I believe the phrase was used mainly by the Knights Templar).
The sinews of a seal are the bony rings near the seal's snout.
Yes. The Army and Airforce have their own equivalents.
how we broke vrigina seal
Vitus is on the Virginia state seal, if that is what you mean.
It mean the state seal flag
Vitus is on the Virginia state seal, if that is what you mean.
no, it was usually a family seal on the shield.
Capturing Morris Island
Capturing Morris Island