Oct. 1, 2019 marks the 70th anniversary of the People's Republic of China (PRC).

Protesters in Hong Kong marched through the streets on Oct. 1, with one group carrying the flags of several different countries.

Among the flags spotted was that of Singapore.

S'pore flag spotted among many others

A banner which reads “celebrate your mother” before giving it the finger (twice!) at a rally in central Hong Kong where thousands are marching in defiance of a police ban on the 70th anniversary of Communist China pic.twitter.com/YeyE5jXFpA

— Sue-Lin Wong 黄淑琳 (@suelinwong) October 1, 2019

The group carrying the flags of several countries included a Singapore flag, behind someone waving a United Nations flag.

Flags from other countries that could be seen included Portugal, the United States, Switzerland, Japan and the Philippines.

🖐🏻A mass international flags stand with the World City! #HongKongProtests #AntiELAB #FreeHongKong pic.twitter.com/Bda9xSo7ho

— 🇺🇦Hong Kong World City☔️ (@HKWORLDCITY) October 1, 2019

Protesters were also spotted carrying banners that wrote "celebrate your mother" and other anti-China sentiments.

According to the Washington Post, there were protesters holding Chinese flags with its stars rearranged into swastikas, with some adding black crosses to the flags.

Protesters garnering international support

Bloomberg reported that protesters in Hong Kong were carrying international flags to garner international support.

Protesters were chanting "fight for Hong Kong, fight for freedom" in the city centre, according to the report.

A protester who gave his name as Lee, who was holding a Brazilian flag, said that they were "hoping for international support", and that it was giving them "more energy". He added:

"We hope the five demands will be met as soon as possible. We have to keep fighting if they can’t be met in the short term."

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Top image via @suelinwong/twitter