1873 – He was born in Kladno, Bohemia on the 9th of May.
1874 – Cermak emigrated with his parents to the United States.
1902 – He began his political career as a precinct captain and was elected to the Illinois state legislature.
1922 – Cermak was elected president of the Cook County Board of Commissioners.
1928 – He was the chairman of the Cook County Democratic Party.
1928 – He ran for the United States Senate and was defeated by Republican Otis F. Glenn, receiving 46% of the vote.
1931 – He was the mayor of Chicago.
– The Association of Real Estate Taxpayers mounted a "tax strike." At its height, ARET, which was headed by John M. Pratt and James E. Bistor, had over thirty thousand members.
1933 – While shaking hands with President-elect Franklin D. Roosevelt at Bayside Park in Florida, on the 15th of February, Cermak was shot in the lung and seriously wounded when Giuseppe Zangara, alleged at the time to be attempting to assassinate Roosevelt, hit Cermak instead.