Final answer:
Amr Diab is a popular Egyptian artist, not a protest performer. The significant protests during the Arab Spring took place in Egypt, which led to the end of Hosni Mubarak's presidency.
Step-by-step explanation:
Amr Diab, the artist, was not a protest performer in any country mentioned in the provided information. However, the Arab Spring protests mentioned in the sources were a major international protest movement that started in Tunisia in 2010. The protests spread to several countries in the Middle East and North Africa, including Egypt, Libya, Yemen, Syria, Iraq, and others.
The artist Amr Diab was not known as a protest performer, but rather as a popular Egyptian singer. However, the country where significant protests occurred during the time period you may be referring to was Egypt. In 2011, Egypt experienced a surge of demonstrations and civil unrest during the Arab Spring. The protests in Egypt aimed to end the long-standing regime of President Hosni Mubarak and were marked by a vibrant youth movement that utilized social media to organize and communicate. While Amr Diab is a prominent figure in Egyptian pop music, he is not specifically known for performing in protests or for being a protest artist.