Pope Leo XIII (b. 2 March 1810 – d. 20 July 1903), born Gioacchino Vincenzo Raffaele Luigi Pecci, began his pontificate on 20 February...

Pope Leo XIII (b. 2 March 1810 – d. 20 July 1903), born Gioacchino Vincenzo Raffaele Luigi Pecci, began his pontificate on 20 February...

One of Pope Leo XIII most famous writings, this encyclical published on 20 April 1884 exposes the aims of freemasonry.

On 29 June 1881, Pope Leo XIII published an encyclical on civil power given the widespread seditious mentality in Europe during that time.

Pope Leo XIII (b. 2 March 1810 – d. 20 July 1903), born Gioacchino Vincenzo Raffaele Luigi Pecci, began his pontificate on 20 February...

Pope Leo XIII’s encyclical against socialism.

Pope Leo XIII’s first encyclical is hardly the most interesting document but it does show the circumstances at the time.