Ousted Myanmar leader Aung San Suu Kyi appeared at a court hearing via video conferencing on Monday as supporters marched in several towns and cities in defiance of a crackdown after the bloodiest day since the Feb 1 military coup.

Police fired tear gas and stun grenades to disperse hundreds of protesters in the main city of Yangon on Monday, witnesses said. They later combed through side streets firing rubber bullets and at least one person was hurt, media reported...