Thousands of people held peaceful protests in Nay Pyi Taw and Yangon on Sunday, demanding the release of State Counsellor Aung San Suu Kyi, among others.
Police with riot shields blocked main roads leading to the city center in Yangon, according to witnesses.
All telecom operators have resumed their internet services on Sunday afternoon after a day-long blackout.
Myanmar declared a one-year state of emergency after President U Win Myint and Aung San Suu Kyi were detained by the military on Feb. 1.
The military said there was massive voting fraud in the parliamentary elections in November 2020, and demanded a postponement of the new parliamentary session. Since the military take over several peaceful protests took place.
Produced by Xinhua Global Service