Category:Military units and formations of the United States by war

• Military units and formations of the United States Army by war‎ (7 C, 4 P)
• United States Air Force units and formations by war‎ (2 C, 1 P)
• United States Marine Corps in the 20th century‎ (10 C, 97 P)
• United States Marine Corps units and formations in the Korean War‎ (1 C, 23 P)
• Units and formations of the United States Navy by war‎ (2 C, 1 P)

0–9

• American military units and formations of the War of 1812‎ (23 P)

A

• Units and formations of the United States in the War in Afghanistan (2001–2021)‎ (12 P)
• Military units and formations of the United States in the American Revolutionary War‎ (7 C, 15 P)

B

• Military units and formations of the United States in the Banana Wars‎ (9 P)

C

• Military units and formations of the American Civil War‎ (10 C, 1 P)
• Military units and formations of the United States in the Cold War‎ (3 C, 136 P)

G

• Military units and formations of the United States in the Gulf War‎ (1 C, 38 P)

I

• Military units and formations of the United States in the Iraq War‎ (4 C, 22 P)

K

• Military units and formations of the United States in the Korean War‎ (6 C, 5 P)

P

• Military units and formations of the United States in the Philippine–American War‎ (29 P)

R

• Military units and formations of the United States in the Russian Civil War‎ (5 P)

S

• Military units and formations of the United States in the Spanish–American War‎ (54 P)

T

• Military units and formations of the United States in the War on Terror‎ (2 C, 8 P)

V

• Military units and formations of the United States in the Vietnam War‎ (5 C, 15 P)

W

• Military units and formations of the United States in World War I‎ (6 C, 19 P)
• Military units and formations of the United States in World War II‎ (7 C, 7 P)