How many constitutions has Illinois had since statehood?

Illinois has had four constitutions since it achieved statehood in 1818. The first constitution was adopted in 1818, which established the framework for the state's government and legal system as Illinois became the 21st state in the United States. The second constitution was enacted in 1848, which addressed various issues and updated the governance structure. The third constitution followed in 1870, reflecting more changes in society and government needs at that time. Finally, the fourth constitution was adopted in 1970, which is the current governing document for the state of Illinois. This constitution introduced several reforms and modernized state governance. Each constitution was influenced by the historical and social context of its time, leading to significant revisions and updates to ensure that the document remained relevant to the needs of the state's population.