"Even if, hypothetically, the government says we're going to implement all the reforms that you want, they're not going to trust them," Kareem Chehayeb, a journalist and activist, told Newsweek.
Protesters regard the resignation of key figures in Lebanon as a swift and clean antidote to decades of embezzlement and greed.
French President Emmanuel Macron claimed, "If France wasn't listened to then there probably would be a war in Lebanon at this moment."
The head of the armed forces said there was a "complete consensus" between Israel and Saudi Arabia in tackling their mutual foe, Iran.
Saad Hariri inherited the leadership of the mostly Sunni Muslim Future Movement and Lebanon's sectarian politics after his father's assassination in 2005.
In just two days, dozens of Saudi officials were arrested and two princes killed, and talks of war with Iran ignited.
Saad Hariri claimed that Iran's influence in the region was threatening Lebanon, and that he feared being killed by opposition.
Around 2,000 flood Beirut square with chants of 'we will not pay' for tax increases intended to fund public sector pay raises.