ALABAMA
May 9, 2016: revised Fort Henderson (2).
ALASKA
AMERICAN SAMOA
ARIZONA
ARKANSAS
ATLANTIC ISLANDS
CALIFORNIA
COLORADO
CONNECTICUT
DELAWARE
DISTRICT OF COLUMBIA
FLORIDA
April 15, 2016: moved Fort Santa María de Ochuse from Alabama.
GEORGIA
GUAM
GUANTANAMO BAY
HAWAI'I
IDAHO
ILLINOIS
June 4, 2016: added Lyndley's Fort, Saline County Settler Forts, Post at Battery Rock. Revised Capt. Isaac Hill's Fort.
INDIANA
August 1, 2016: revised Washington County Settler Forts.
IOWA
KANSAS
KENTUCKY
LOUISIANA
October 4, 2016: revised The Parapet Line / Camp Parapet.
MAINE
MARYLAND
MASSACHUSETTS
November 12, 2016: revised Pittsfield Forts.
MICHIGAN
June 3, 2016: updated Fort Gratiot.
MINNESOTA
April 10, 2016: revised 1862 Sioux Uprising Defenses.
May 8, 2016: revised 1862 Sioux Uprising Defenses.
June 21, 2016: revised Dakota War (Sioux Uprising) Defenses.
August 1, 2016: revised Dakota War (Sioux Uprising) Defenses.
MISSISSIPPI
MISSOURI
MONTANA
March 1, 2016: added Camp Cummings, Camp Bridger Pass. Revised Fort Hawley.
NEBRASKA
NEVADA
NEW HAMPSHIRE
NEW JERSEY
NEW MEXICO
NEW YORK
NORTH CAROLINA
NORTH DAKOTA
March 1, 2016: added Camp at Sentinel Butte Station.
March 12, 2016: added Fort Sauerkraut.
NORTHERN MARIANA ISLANDS
OHIO
OKLAHOMA
OREGON
PACIFIC ISLANDS
PANAMA CANAL ZONE
PENNSYLVANIA
PHILIPPINES
PUERTO RICO
RHODE ISLAND
SOUTH CAROLINA
SOUTH DAKOTA
March 1, 2016: added Camp Cook (2), Camp Pleasant.
TENNESSEE
May 9, 2016: added Sullivans Branch Redoubt.
August 1, 2016: added Camp at Little Pigeon.
October 17, 2016: revised Civil War Defenses of Columbia.
TEXAS
May 1, 2016: added Fort Magruder (2).
U.S. VIRGIN ISLANDS
UTAH
VERMONT
VIRGINIA
October 17, 2016: revised Hanover Junction Defenses.
WASHINGTON
May 20, 2016: added Fort Mason (2), Fort at Lone Tree Point, Fort Nugent, Fort Malikoff, Camp Moore, Fort Smalley, Fort Sales, Bradley Blockhouse, Fort Raglan, Fort Skookum, Fort Riggs, Camp Finstopper, Camp Paradise. Revised Fort Wilson, Fort Decatur, Fort Duwamish, Fort Alden, Fort Nisqually, Fort Spokane (1), Fort Okanogan, Fort Mason (1), Fort Vancouver (1), Vancouver Barracks, Fort Arkansas, Fort Henness, Harbor Defenses of Willapa Bay, Harbor Defenses of Grays Harbor.
WEST VIRGINIA
June 1, 2016: added Weston Post, Jarboe's Blockhouse, Camp Washington, Camp Hopkins, Camp Connell, Sutton Post, Camp Anderson, Camp Ewing, Summersville Post, Hamilton's Fort, Feamster's Fort, Mud Fort, Renick's Fort, Little Levels Camp. Revised Civil War Defenses of Clarksburg, Fort Moore, Civil War Defenses of Fayetteville, Arbuckle's Fort, McCoy's Fort, Camp Bartow.
WISCONSIN
June 4, 2016: revised Fort Howard, Octagon House, St. Feriole Island Trading Posts, Fort Shelby, Fort Crawford (2), Camp Williams, Fort Chagouamigon (1).
WYOMING
March 1, 2016: added Bridger-Fraeb Trade Post, Blair's Stockade, Bridger's Pass Station, Baker's Cabin, Fraeb's Post, Soldiers' Road Fort, Ward and Guerrier's Trade Post, Detachment at Bridger's Ferry, Camp at Douglas, La Prele Station, Deer Creek Station, Camp Dodge, Sweetwater Station, Fort at the TA Ranch, Jenney's Stockade, Camp Cloud Peak, St. Mary's Station, Three Crossings Station, Split Rock Station. Revised Camp Hat Creek, Horseshoe Station, Camp Davis, South Pass Station.
ALBERTA
BRITISH COLUMBIA
LABRADOR
MANITOBA
August 5, 2016: added Fort Osborne.
NEW BRUNSWICK
NEWFOUNDLAND
NORTHWEST TERRITORIES
NOVA SCOTIA
March 1, 2016: added São João.
NUNAVUT
ONTARIO
PRINCE EDWARD ISLAND
QUÉBEC
SASKATCHEWAN
ST. PIERRE and MIQUELON
YUKON
CENTRAL AMERICA
CUBA
MEXICO
NAVAL SHIPYARDS
AMERICAN SHIPS
CANADIAN SHIPS and SHIPYARDS
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