The 1,465 - acre ( 5.93 km ) Fort Gillem was founded nearby in 1941 .
The 1,465 - acre ( 5.93 km ) Fort Gillem was was annexed into the city in 1973 .
The 1,465 - acre ( 5.93 km ) Fort Gillem was founded nearby in 1941 and was annexed into the city in 1973 .