Hundreds, many wearing construction helmets and carrying makeshift shields, gathered in Myanmar's largest city of Yangon, where a day earlier police had fired repeated rounds of tear gas
In Myanmar on Sunday, a crackdown on protesters by security forces left at least 18 people dead, according to the U.N. Human Rights Office.
On February 1, Myanmar's military overthrew the government and declared a year-long state of emergency hours before the newly-elected parliament was due to convene.
On Monday, the U.S. said it was imposing sanctions against more junta members because of the killings of peaceful protesters by security forces.
NetBlocks also informed that internet services in the country had been blacked out for the past six days.
State railway workers on Sunday had called a strike, joining a loosely organised Civil Disobedience Movement that was initiated by medical workers and is the backbone of the resistance.
The February 1 coup has brought an abrupt halt to Myanmar's fragile progress toward democracy, as Suu Kyi's party was about to begin a second five-year term.
Suu Kyi, who was ousted in a military coup on February 1, has already been charged with possessing walkie-talkies that were imported without being registered.
The Nobel laureate remains under house arrest on a minor charge of possessing unregistered imported walkie-talkies.
Large demonstrations were also held in Naypyitaw and far-flung corners of the country dominated by ethnic minorities.
The social media giant on February 12 released a detailed statement regarding the actions undertaken to protect free speech in Myanmar.
The military has said it was forced to step in because Suu Kyi's government failed to properly investigate allegations of fraud in November elections.
Biden demanded that military must relinquish the power it seized and demonstrate respect for the will of the people of Burma as expressed in their November 8th election.
The military says it acted because November's election, which Suu Kyi's National League for Democracy won in a landslide, were marred by irregularities.
The protesters are demanding that power be restored to the deposed civilian government and seek freedom for the nation's elected leader Aung San Suu Kyi.
Netblocks, which tracks social media disruptions and shutdowns, confirmed the loss of Twitter service starting 10 PM.
MPT, a leading state-owned telecom operator, has blocked Facebook as well as Messenger, Instagram and WhatsApp on its network, reports NetBlocks that tracks global internet usage.
Bangladesh's Ministry of Foreign Affairs said on Monday that it hopes the coup will not hamper the refugees' return.