What Does Separation of Church and State Mean?

The U.S. Supreme Court has recently decided several important cases involving religion. Some say American legal traditions meant to prevent government officials from supporting religion are at risk. Others say the decisions made clear that governments must treat religious people the same as others..

Source : https://learningenglish.voanews.com/a/what-does-separation-of-church-and-state-mean-/6638193.html