St. Teresa Died on October 4, 1582, and Was Buried the Next Day — October 15

A pope signed a decree, and ten days vanished forever. St. Teresa of Avila died on the very night they disappeared.
The Phantom Time Theory Says We’re Actually Living in the Year 1729

According to the hypothesis of German writer Heribert Illig, the years between A.D. 614 and 911 never actually existed — they were fabricated by Otto III and Pope Sylvester II so that their reigns would fall in the symbolically significant year 1000.