June 1, 2023 — Kentucky Admission Day - 1792
June 1, 2023 — Tennessee Admission Day - 1796
June 2, 2023 — Native Americans granted US citizenship - 1924
June 6, 2023 — D-Day - June 6, 1944
June 11, 2023 — District of Columbia Admission Day - 1800
June 11, 2023 — Great Barrier Reef Discovered - 1770
June 12, 2023 — Anne Frank born this day in 1929
June 14, 2023 — Flag Day
June 15, 2023 — Arkansas Admission Day - 1836
June 18, 2023 — Father's Day
June 19, 2023 — Juneteenth - June 19, 1865
June 20, 2023 — West Virginia Admission Day - 1863
June 21, 2023 — New Hampshire Admission Day - 1788
June 25, 2023 — Virginia Admission Day - 1788
June 27, 2023 — Helen Keller born this day in 1880
June 28, 2023 — WWI began - 1914
June 30, 2023 — Meteor Day