100th Anniversary Of Portuguese Naval Aviation

LISBON, PORTUGAL - SEPTEMBER 28: Two Yakovlev Yak-52 perform aerobatics over Tagus River during the commemoration of the 100th anniversary of Portuguese Naval Aviation on September 28, 2017 in Lisbon, Portugal. The Navy's Aviation Service was created on On September 28, 1917, separated from the Army's aviation The service was installed at the Bom Sucesso Naval Air Station in the Lisbon docks. Two F.B.A. flying boats, received by Portugal in March 1917 arrived at Bom Sucesso by December 1917, marking the beginning of the Navy's independent flight operations. (Photo by Horacio Villalobos - Corbis/Corbis via Getty Images)