Group of protesters allow Sky News access to their preparations...

The video explores a group of anonymous, educated professionals in Hong Kong who have become protesters. They have developed a protest kit and are prepared for violence, despite having no prior involvement. Their motivations are to protect themselves and their community. They use various defensive tools, such as umbrellas and respirator masks, to counteract police actions. The video concludes by framing their actions as part of Hong Kong's democracy war.

What is referred to as the 'helmet revolution' in the text?

What items do the protesters carry to communicate and distract the police?