LOOKING BACK

1818: Chile officially proclaimed its independence, more than seven years after initially renouncing Spanish rule.

1912: Pu Yi, the last emperor of China, abdicated, marking the end of the Qing Dynasty.

1924: George Gershwin’s “Rhapsody in Blue” premiered in New York.

1999: the Senate voted to acquit President Bill Clinton of perjury and obstruction of justice.