["HISTORY \/ United States \/ 20th Century","History\/United States - 20th Century","Political Science\/History & Theory - General","Legislators;United States;Biography.","Presidents;United States;Biography.","United States;Politics and government;1963-1969.","20th Century","Biography","GENERAL","HISTORY","HISTORY \/ United States \/ 20th Century","History & Theory - General","History\/American","History\/United States - 20th Century","Johnson, Lyndon B","Kennedy, Robert F.","Legislators - United States - Biography","Legislators;United States;Biography.","Non-Fiction","Political Science","Political Science\/History & Theory - General","Politics & government","Presidents - United States - Biography","Presidents;United States;Biography.","Scholarly\/Undergraduate","U.S. FEDERAL LEGISLATIVE BODIES","U.S. PRESIDENT","United States","United States - 20th Century","United States - Politics and government - 1963-1969","United States;Politics and government;1963-1969.","Politics & government"]