Get On This Day delivered free to your inbox: br br br 1917 – Traditionally understood date of the October Revolution, involving the capture of the Winter Palace, Petrograd, Russia. br br br br 1927 – The Italian luxury liner SS Principessa Mafalda sinks off the coast of Brazil, killing 314. br br br br br 1971 – The United Nations seats the People's Republic of China and expels the TAIWAN Republic of China. br br br br 1881 – Pablo Picasso is born.