A protester on Chater Road is taken away by police. Photo: David Wong

Police began dragging away protesters on Chater Road at about 3am, and continued making arrests until at least 8am. Photo: David Wong

Joshua Wong of Scholarism addresses supporters on Wednesday morning after the protest outside the chief executive's office. Photo: David Wong

Police surround the remaining protesters on Chater Road on Wednesday morning. Photo: David Wong

Exhausted protesters on Chater Road are surrounded by plainclothes and uniformed police early on Wednesday morning. Photo: David Wong

The scene on Chater Road in front of HSBC headquarters on Wednesday morning after the sit-in there ended. Photo: David Wong

A row of wheelchairs prepared by police to ferry away protesters from Chater Road. Photo: SCMP Pictures.

Protesters link arms and legs as police attempt to remove them. Photo: SCMP