Pulaski Day will be observed on Monday, March 3. Chicago and Cook County government offices and courts will be closed. Chicago Public Schools, local banks and post offices will be open.

Pulaski Day will be observed on Monday, March 3. Chicago and Cook County government offices and courts will be closed. Chicago Public Schools, local banks and post offices will be open.

Chicago celebrates Revolutionary War hero Casimir Pulaski Day 02:31. CHICAGO ... felt that it might be better for children to be at home and learn about Pulaski than not be in school.

As a result, Pulaski Day is one of Chicago's 13 observed city holidays. ... and school remains in session. Banks, and the United States Post Office also remain open Monday. ...