Is immigration the biggest issue of our time? On both sides of the Atlantic, immigration protests have erupted into violence. It seems to provoke more passion than almost any other issue.
Two cities. Two migrant protests spiral
Contrasting scenes: Pro-immigration demonstrators gather in Los Angeles, while Northern Ireland experiences violent unrest believed to have been sparked by anti-immigrant anger. Glossary
Metropolis - A very large and busy city.
Immigration - The permanent movement of people into a country.
National Guard - Part of the USA's military reserve.
Far-right - A range of ideologies that emphasise social order, racial purity and the elimination of opponents.
Misinformation - Incorrect or misleading information unintentionally presented as fact. It can be contrasted with disinformation or deliberate lies.
Right-wing - Sometimes referred to as 'conservative', this is a range of political beliefs that emphasise the value of tradition, individual freedom and responsibility, low taxes and a hands-off approach to government.