| Y/M/D | Description | Place |
|---|---|---|
| 1940/05/15 | Brothers Dick and Mac McDonald open the McDonald's Bar-B-Q drive-in with carhop service. | Site of 1st McDonald's, San Bernardino |
| 1949/00/00 | McDonald brothers remove potato chips and apple pie from their menu and add french fries and milkshakes. | Site of 1st McDonald's, San Bernardino |
| 1953/00/00 | Neil Fox's McDonald's franchise opens. This is the first McDonalds to have soaring Golden Arches. | Site of 1st McDonald's Franchise, Phoenix |
| 1955/04/15 | First McDonald's Restaurant opened by Ray Kroc | McDonald's 1 Store Museum, Des Plaines |
| 1961/00/00 | Ray Kroc buys out the McDonald brothers | |
| 1968/00/00 | Big Mac added to national menu | McDonald's Big Mac Museum Restaurant, North Huntingdon |
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