Dozens of demonstrators were alleged to have been killed in clashes with Nigerian security forces in the past week.
Hijri New Year is not as well known or as widely celebrated as Eid al-Adha, which marks the culmination of the annual hajj pilgrimage in Mecca. But it is still a significant day for Islam's 1.8 billion adherents.
Netanyahu accused Iran of bringing some 80,000 Shiite fighters to Syria, from countries such as Afghanistan and Pakistan, to "convert" Sunni Muslims in Syria and launch attacks against Israel.
A string of recent attacks have targeted Shiite Muslims in Iraq and Iran.
An exodus of 700,000 refugees may overwhelm plans for providing humanitarian aid.
Iran is the godfather of modern terrorism that until 9/11 had helped kill more Americans than the Saudis would ever care to.
Shiite militias in Iraq detained, tortured and abused far more Sunni civilians during the American-backed capture of the town of Falluja in June than U.S. officials have publicly acknowledged.
The attack on the Mausoleum of Sayid Mohammed bin Ali al-Hadi reignited fears of greater sectarian strife in Iraq.
Moises Saman traveled to Iraq to photograph Sunnis uprooted from their homes.
Iraq's deadly Shiite militias are lurking in the shadows.
"The Sunni tribes will come out on top. It's their country. They have something to fight for."