President Harry Truman opened the two-lane White House bowling alley.
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The White House opened its first indoor swimming pool.
President Truman announced to the people of America that they successfully developed a hydrogen bomb.
The first telephone was installed in the telegraph room in the White House, thanks to President Rutherford B. Hayes.
President Lyndon Johnson had his first day in office after becoming the 36th president of the United States.
A drone crashed onto the White House lawn.
