Reformation Day
Reformation Day is held on October 31. Slovenia, parts of Germany, Chile, El Salvador, Dominican Republic, various Protestant churches with a particular emphasis in Lutheran and Reformed ones. This event in the third decade of the month October is annual. 
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Reformation Day, anniversary of the day Martin Luther is said to have posted his Ninety-five Theses on the door of the Castle Church in Wittenberg, Germany (October 31, 1517), later identified by Protestants as the beginning of the Reformation. It Propelled the Spread of Literacy. Martin Luther Didn't Intend to Start a New Church.
The reformers rejected the authority of the pope as well as many of the principles and practices of Catholicism of that time. The essential tenets of the Reformation are that the Bible is the sole authority for all matters of faith and conduct and that salvation is by God's grace and by faith in Jesus Christ.
Similar holidays and events, festivals and interesting facts
National Day of the Executed and Politically Executed Persons in Chile on October 30
National Day of Evangelical and Protestant Churches in Chile on October 31 (Día Nacional de las Iglesias Evangélicas y Protestantes);
Day of Salvadoran Trade Unionists on October 31 (Día de las y los sindicalistas salvadoreños);
Civil Servant Day in El Salvador on October 31 (Día del empleado público);
International Rice Day on October 31
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