Las Vegas Police made almost 100 arrests during a Wednesday protest.

The largest bullfighting protest in Mexican history took place on Sunday, with hundreds of protestors stripping their clothes off and covering themselves in fake blood to highlight the plight of bulls they say are being abused for sport.

A man behind a multimillion-dollar lawsuit against the U.S. Embassy in the Dominican Republic chained himself to the building's fence in protest on Tuesday, claiming that a botched DNA test led officials to wrongly deny his daughter American citizenship while also ruining his marriage.

Thousands of disabled people and their families marched in Madrid on Sunday against benefit cuts, joining Spain's swelling protest movement over austerity measures.

Thousands of Portuguese protested on Saturday against austerity, stepping up their opposition to the country's 78-billion-euro bailout ahead of new spending cuts and tax hikes to be announced in the government's 2013 draft budget.

China said it would lodge a complaint with Japan after it detained Chinese activists who landed on a disputed island and raised a flag on Wednesday, as tension between Japan and its neighbors escalated on the anniversary of the end of World War Two.