what is hamas?

in January 2022, Hamas is a Palestinian militant Islamist organization operating primarily in the Gaza Strip and, to a lesser extent, the West Bank. It was founded in 1987 during the First Intifada against Israeli occupation. Hamas is considered a terrorist organization by numerous countries and organizations, including the United States, the European Union, Israel, and others, due to its use of violence against civilians and its stated aim of eliminating Israel and establishing an Islamic state in historic Palestine.