Three children report the first apparition of Our Lady of Fátima in Fátima, Portugal.

The "Miracle of the Sun" is witnessed by an estimated 70,000 people in the Cova da Iria in Fátima, Portugal.

During a procession outside the shrine of the Virgin Mary in Fátima, Portugal, security guards overpower Juan Fernandez Krohn before he can attack Pope John Paul II with a bayonet. Krohn, an ultraconservative Spanish priest opposed to the Vatican II reforms, believed that the Pope had to be killed for being an "agent of Moscow".