He had enlisted in the Army. Served during World War II. He had the rank of Private. Service number was 33609126. Served with 91st Infantry Division, 361st Infantry Regiment. From 24 July to 12 September 1944, the 91st held their positions along the Arno River while they underwent extensive training. On the 13th of September, the Division attacked the Gothic Line, and took Monticelli, on18 September, and advanced to the Santerno River through stubborn resistance. On 23 September, moving through rocky escarpments and other natural barriers as well as heavy opposition, the 91st occupied Livergnano. On 13 October, the offensive was canceled, however, and the 91st assumed defensive positions below Pianoro, on 31 October.

1940 Census shows him living in Porter, Pike, Pennsylvania with his parents listed below.

U.S., World War II Hospital Admission Card Files, 1942-1954
Name: Paul A Ace
Race: White, includes Mexican (White)
Rank: Enlisted Man
Admission Age: 19
Birth Date: abt 1925
Admission Date: Sep 1944
Discharge Date: Sep 1944
Military Branch: Infantry, General or Unspecified
Diagnosis: First Location: Buttock and hip; Second Location: Abdomen, generally; ; Causative Agent: Bullet, Rifle
Type of Injury: Casualty, battle
Injured in Line of Duty: In line of duty
Type of Discharge: Died
Length of service: 1 Year(s), 0 Month(s)
Service Number: 33609126

U.S., World War II Army Enlistment Records, 1938-1946
Name: Paul A Ace
Race: White
Marital status: Single, without dependents (Single)
Rank: Private
Birth Year: 1925
Nativity State or Country: Pennsylvania
Citizenship: Citizen
Residence: Pike, Pennsylvania
Education: Grammar school
Civil Occupation: Unskilled occupations in furnishing utilities, n.e.c.
Enlistment Date: 30 Jul 1943
Enlistment Place: Wilkes Barre, Pennsylvania
Service Number: 33609126
Branch: No branch assignment
Component: Selectees (Enlisted Men)
Source: Civil Life
Height: 00
Weight: 040