["HISTORY: Wars & Conflicts","World War I","HISTORY: Military","United States","HISTORY: United States","20th Century","DRAMA: American","General","HISTORY: Military","Naval","HISTORY: Americas (North, Central, South, West Indies)","HISTORY: Wars & Conflicts","World War II","European Theater","HISTORY: United States","State & Local","General","HISTORY: Wars & Conflicts","Afghan War (2001-2021)","HISTORY: United States","19th Century","Plays, playscripts","Naval forces and warfare","History of the Americas","Military history","First World War","Second World War","Military history: post-WW2 conflicts","Local history","Europe","Afghanistan","The Americas","United States of America, USA","19th century, c 1800 to c 1899","20th century, c 1900 to c 1999","c 1914 to c 1918 (World War One period)","c 1938 to c 1946 (World War Two period)","Early 21st century c 2000 to c 2050"]