From here Second Lieutenant Pendleton went to the Portsmouth Naval Shipyard in Kittery, Maine, and joined the USS Pensacola on March 20, 1885.

During the period intervening between these two tours of duty in Alaska, Lieutenant Pendleton served at Marine Barracks Washington Navy Yard, New York, Annapolis, and on board the USS Yankee.

He was detached from the Philippine Islands on May 6, 1912, and returned to the United States via the Suez Canal and Europe, reporting to the Marine Barracks Portsmouth, New Hampshire, on August 1, 1912.

Colonel Pendleton was in command of the Marines during this campaign in the skirmishes at Masaya and Chichigalpa, and the capture of Coyotepe and Leon.

From February 19, to June 1, 1913, Colonel Pendleton was absent with an expeditionary force at Guantanamo Bay Naval Base, Cuba.

From September 13, 1913, to December 19, 1914, Colonel Pendleton was in command of the Marine Barracks at Puget Sound, Washington, and was absent on expeditionary duty for a good part of this period.

He was absent in command of the Fourth Regiment from April 17, to December 19, 1914, on board the USS South Dakota, and at Camp Howard, North Island, San Diego.

The Navy Cross was awarded to Brigadier General Pendleton for "exceptionally meritorious service in a duty of great responsibility June 18 to 31 December 1916, as Commanding Officer of the Second Provisional Brigade of Marines in support of the Government of Santo Domingo; for the wise and successful administration of important offices in the Government entrusted to his charge; and in general, for unfailing efforts to promote good order and material prosperity throughout the Dominican Republic," according to the Military Times.

From February 9, to March 29, 1924, General Pendleton was on duty inspecting Marine Corps stations and organizations in Central America and West Indies.

The following were named for Pendleton: This article incorporates public domain material from websites or documents of the United States Marine Corps.