PHILADELPHIA (AP) — A ship parade streamed up and down the Delaware River beside Philadelphia on Thursday to kick off a celebration of the 250th birthdays of the U.S. Navy and Marine Corps.

Among the ships that took part were the USS Lassen, the USS Billings and the USS Cooperstown. A military flyover accompanied the flotilla.

John Robertson, Navy and Marine Corps veteran, watch the U.S. Navy ships pass the viewing stand during the 250th anniversary of the founding of the U.S. Navy and Marine Corps, along the Delaware River, Thursday, Oct. 9, 2025, in Philadelphia. (AP Photo/Matt Rourke)

USS Billings passes the viewing stand during the 250th anniversary of the founding of the U.S. Navy and Marine Corps, along the Delaware River, Thursday, Oct. 9, 2025, in Philadelphia. (AP Photo/Matt

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