1907: Ida Saxon McKinley died.
1954: The first large trial (with 2 million children) of the Sabin polio vaccine began.
1970: Melanija Knavs “Melania” Trump was born in Slovenia, the only immigrant First Lady.
1907: Ida Saxon McKinley died.
1954: The first large trial (with 2 million children) of the Sabin polio vaccine began.
1970: Melanija Knavs “Melania” Trump was born in Slovenia, the only immigrant First Lady.