
1) Academy opened 1802 2) Alma mater of DDE 3) Alma mater of many gens 4) DDE knew Bradley here 5) Hudson river schannel 6) Initials dating from 1802 7) Site on the Hudson 8) The Long Gray Line inits 9) West point initials 10) West Point inits 11) West Point inst 12) West Point letters 13) West Point monogram
Found on
https://www.crosswordclues.com/clue/usma

Utility Supply Management Alliance, a utility industry conference held annually that is focused on the supplier/customer relationship.
Found on
http://www.youngco.com/young2.asp?ID=4&Type=3

The letters Sa, sa, sa, ha
Found on
https://shaivam.org/
No exact match found.