Spain announced this week that it will allow half a million immigrants who arrived illegally to stay in the country. In the US, many on the left are calling for all immigration enforcement and deportations to be halted.
Here, the Greens support a world without borders and oppose action to prevent small boat crossings to the U.K.
Should we move to an open borders system where anyone who wants to is allowed to come to the U.K. and stay permanently?