Economic sanctions

Washington announced what it described as an "economic D-Day" against Iran, widening current sanctions and targetting countries with business ties with the regime.

What can governments do when countries circumvent or flout the rules to export oil?

A growing number of tankers and other commercial vessels are being ditched by their owners.

It comes a week after the US seized an oil tanker off the country's coast, intensifying pressure on Nicolás Maduro.

The South American nation's output has plummeted and restoring its former glory would be a heavy lift.

Despite the forceful language, the measures appear unlikely to pass and have been condemned by Israel.

Their letter warns of genocide in Gaza, and calls on the UK to take concrete actions to meet its international legal obligations.