People wearing masks take part in a demonstration against coronavirus disease (COVID-19) measures, in Hamburg, Germany December 18, 2021.

Opponents of restrictions imposed in the Netherlands to contain the spread of COVID-19 protest despite a ban by local authorities, in Amsterdam, Netherlands, January 2, 2022.

A woman shouts slogans against coronavirus disease (COVID-19) vaccines during a protest against COVID-19 vaccine passports and obligatory vaccinations for children, organised by supporters of Brazilian President Jair Bolsonaro at the Pan American Health Organization headquarters in Brasilia, Brazil January 4, 2022.

A person attends a demonstration against the Belgian government's restrictions imposed to contain the spread of the coronavirus disease (COVID-19) in Brussels, Belgium, December 19, 2021.

People carry placards as they take part in a demonstration against coronavirus disease (COVID-19) measures, in Hamburg, Germany December 18, 2021.

Opponents of restrictions imposed in the Netherlands to contain the spread of the coronavirus disease (COVID-19) protest despite a ban by local authorities, in Amsterdam, Netherlands, January 2, 2022. The signs read "Where is your limit", "It stops if we say no" and "It's not about the virus but about control".

Various activist groups hold a rally at the Huntington Beach Pier to speak out against COVID-19 vaccine mandates for school children and workers that may be mandated by State legislature in the coming year, amid the coronavirus disease (COVID-19) pandemic, in Huntington Beach, California, U.S., January 3, 2022.

A woman carries a placard during a demonstration against coronavirus disease (COVID-19) measures, in Hamburg, Germany December 18, 2021. The placard reads: "Nurses stand up".

Protesters carry signs reading "We are not lab rats, we are children" during a demonstration against the COVID-19 health pass in Turin, Italy, December 18, 2021.

A demonstrator holds a placard that reads "No to the health passport" as people attend a demonstration called by French political party "Les Patriotes" against COVID-19 health pass as France sees an increase in coronavirus disease (COVID-19) cases and hospitalisations, in Paris, France, December 18, 2021.

A woman reacts during a protest over coronavirus disease (COVID-19) restrictions, in Ljubljana, Slovenia, December 27, 2021.

A woman attends a demonstration against the Belgian government's restrictions imposed to contain the spread of coronavirus disease (COVID-19) in Brussels, Belgium December 26, 2021.

Opponents of restrictions imposed in the Netherlands to contain the spread of COVID-19 protest despite a ban by local authorities, in Amsterdam, Netherlands, January 2, 2022.

Demonstrators take part in a protest against government measures to curb the spread of the coronavirus disease (COVID-19) in Bautzen, Germany, January 3, 2022.

Demonstrators protesting against coronavirus disease (COVID-19) vaccine mandates and other mitigation measures, stand outside the windows of the City Hall in Boston, Massachusetts, U.S., January 3, 2022.

Various activist groups hold a rally at the Huntington Beach Pier to speak out against COVID-19 vaccine mandates for school children and workers that may be mandated by State legislature in the coming year, amid the coronavirus disease (COVID-19) pandemic, in Huntington Beach, California, U.S., January 3, 2022.

Opponents of restrictions imposed in the Netherlands to contain the spread of the coronavirus disease (COVID-19) protest despite a ban by local authorities, in Amsterdam, Netherlands, January 2, 2022. The signs read "Where is your limit", "It stops if we say no" and "It's not about the virus but about control".