1920 Event 1st Thanksgiving Parade in Philadelphia 1879 Event Canada celebrates 1st Thanksgiving Day 1864 Event Lincoln formaly establishes Thanksgiving as a national holiday 1863 Event Lincoln designates last Thursday in November as Thanksgiving Day 1789 Event 1st national Thanksgiving 1789 Event Washington proclaims 1st national Thanksgiving Day 1777 Event 1st national Thanksgiving Day, commemorating Burgoyne's surrender 1630 Event Indians introduce pilgrims to popcorn, at Thanksgiving 1619 Event America's 1st Thanksgiving Day (Va)
