[1] He posthumously received the United States' highest military decoration for valor, the Medal of Honor, for his actions as a platoon commander during a firefight with the enemy on November 26, 1950, at Hagsang-ni, near Yudamni in North Korea.

[6] He was awarded the Bronze Star Medal with Combat "V" "for heroic achievement in connections with operations against the enemy while serving with Company A... during the period 24 September 1950 to 4 October 1950".

Mitchell "rallied his men to repel the attack and he, although painfully wounded in the ensuing action, refused to be evacuated until the danger of a serious break-through was averted."

For his leadership and heroic actions during the enemy's attack and counterattack on his platoon that included hand-to-hand fighting, he was awarded the Medal of Honor (posthumous).

[3] "Mitchell Hall" at The Basic School in Camp Barret, Marine Corps Base Quantico, Virginia, is named for him.

[8] Lt. Mitchell's military decorations and awards include the following: The President of the United States in the name of The Congress takes pride in presenting the MEDAL OF HONOR posthumously to

The President of the United States of America, authorized by Act of Congress July 9, 1918, takes pride in presenting the Silver Star (Army Award) (Posthumously) to First Lieutenant Frank Nicias Mitchell (MCSN: 0-48132), United States Marine Corps, for gallantry in action while serving with Company A, First Battalion, Seventh Marines, FIRST Marine Division (Reinforced), in action against the enemy near Hamhung, North Korea, on 3 November 1950, as a Rifle Platoon Leader occupying a position in his company's defensive sector.

Immediately returning to his platoon, which was on the verge of being overrun, he rallied his men to repel the attack and he, although painfully wounded in the ensuing action, refused to be evacuated until the danger of a serious break-through was averted.

First Lieutenant Mitchell, acting as a Rifle Platoon Commander, continuously displayed outstanding leadership and professional skill against the enemy.

Heedless of his own personal safety, he repeatedly exposed himself to the enemy fire and moved among his men to inspire and rally them to continue the assault.