"According to reports, President Donald Trump met with staunchly anti-Islamist Egyptian President Abdel Fattah el-Sisi earlier this month and is now working to formally deem the Muslim Brotherhood — the international Islamist group that serves as the mother's milk for much of the Sunni extremism that plagues the Arab world — a terrorist organization. The Counter Extremism Project describes the Brotherhood, al-Qaeda, and Islamic State as 'shar[ing] more than deep ideological underpinnings," and further notes that the groups' "similarities far outweigh their differences.'"