On 15 November 1848, Count Pellegrino Rossi, Pius IX's Minister of the Interior was assassinated. During the night of 24 November, Pius fled from Rome in the disguise of a simple priest.
On 15 November 1848, Count Pellegrino Rossi's life was cut short as Pius IX's Minister of the Interior. That same evening, Pius IX took flight from Rome, donning a priestly disguise to avoid detection.