Symbols of Hong Kong protest – The umbrella has become the defining image of the protest movement, used to shield protesters from police tear gas, to shield them from the elements, to carry painted political slogans. It's a powerful image of protection and passive resistance, says artist Kacey Wong. "It's a soft thing but it's also very hard in terms of our determination to win this battle."
In daylight, umbrellas provide shade for pro-democracy activists. Students and activists rest on the street as they camp out in the main road in Hong Kong.
Symbols of Hong Kong protest – Before the distinctive backdrop of Hong Kong's high-rise skyline, protesters suit up in goggles and plastic ponchos to protect themselves against the possible use of tear gas by authorities. Demonstrators were gassed by Hong Kong police on Sunday.
Symbols of Hong Kong protest – Numbers are used as political shorthand by the protesters. "689" stands for Hong Kong chief executive CY Leung, referring to the number of votes he received to win office. This bus is emblazoned with messages to Leung -- its route number has been changed to "689," its destination reads "Hell."
Symbols of Hong Kong protest – The rousing "Do you hear the people sing?" from the revolutionary-themed musical "Les Miserables" has been adopted as an anthem of the protesters.
Symbols of Hong Kong protest – Power strips and phone chargers are shared to let protesters stay connected on mobile, the main way of keeping abreast of developments.
Symbols of Hong Kong protest – Photographed from above, the glowing screens of mobile phones held aloft by the sea of protesters' have created an enduring image of solidarity.
Symbols of Hong Kong protest – Hong Kong chief executive CY Leung is the chief target of the protesters' anger. Chants for him to step down from the role regularly circulate among the protesters.
Symbols of Hong Kong protest – Like the city in general, Hong Kong's protest sites are clean, orderly and well-run. Volunteers bring in supplies of food and drink to distribute freely, and keep the protest site clean by gathering rubbish in piles for recycling.
Symbols of Hong Kong protest – Students erect barricades in the main protest area adjacent to the Hong Kong government buildings.