Who was the ruler of Egypt during the Arab Spring uprising in 2011?

Hosni Mubarak was the President of Egypt during the Arab Spring uprising in 2011. Mubarak rose to power following Anwar Sadat’s assassination in 1981, and his long leadership has been characterized by authoritarianism and comparisons to an Egyptian king. He has faced large protests demanding his resignation due to political repression, corruption, and economic stagnation.