Lincoln's assassination in 1865 shocked the whole nation.

1865年，林肯遇刺事件震惊全美国。

《新英汉大辞典》

While the nation mourned Lincoln's death, federal officials investigated his assassination.

VOA: special.2010.01.07

In April of 1968, just one week after the assassination of Martin Luther King, as our nation mourned in grief and shuddered in anger, President Lyndon Johnson signed landmark civil rights legislation.

WHITEHOUSE: President Obama Commemorates Enactment of Hate Crimes Prevention Act | The White House