November 1

All Saints' Day {aka Hallowmass or All Hallows Day}

El Dia de los Muertos  (Mexico)

Samhain  (Northern hemisphere)

ROYAL WEDDING ANNIVERSARY

Grand Duchess Olga Alexandrovna of Russia & Nikolai Kulikovsky   {1916}

DEATHS

Tsarina Alexandra Feodorovna of Russia, Dowager Empress (born Princess Charlotte of Prussia)   {1860}

Tsar Alexander III "the Peacemaker" of Russia, Emperor + Autocrat of All the Russias   {1894} [new style Nov. 1]