What Happened on March 19?

On March 19, a giant steel arch opened across Sydney Harbour — and back in 1918 America got time zones so every town could finally agree on what time it was!

• 1918 — Congress establishes U.S. time zones and daylight saving time

  The Standard Time Act split America into the four time zones we still use and added daylight saving time to stretch summer evenings. Read the full story →

• 1932 — Sydney Harbour Bridge opens

  'The Coathanger' — the world's widest long-span steel bridge at the time — opened over Australia's most famous harbor, joining Sydney's two sides. Read the full story →

Famous birthdays

David Livingstone (1813–1873) · Wyatt Earp (1848–1929) · Clara Breed (1906–1994) · Bruce Willis (1955)

Days & observances

Return of the Swallows to San Juan Capistrano · St. Joseph's Day