sentences:  At the outbreak of World War II in December 1939, President Franklin Roosevelt removed the billiards table and turned the room into a place where he could keep track of the war's progress on a wide range of maps and store top-secret communications with world leaders.The Map Room (as it was now called) was heavily guarded, as highly secret U.S. and allied military information was constantly updated on the maps kept in this room.In the early 1960s, the Map Room was transformed into a ladies' powder room again by Jacqueline Kennedy, and portraits of First Ladies were hung there.