> Did you know that other countries have grocery stores too?

In the countries destroying the rich in revolution, grocery stores are empty.

> how are welfare and immigration related?

Welfare and immigration are related because increasing both are fundamentally incompatible.

If you substantially increase welfare, you must avoid mass immigration that collapses the system.

If you substantially increase immigration, you must avoid welfare that collapses the system.

The United States is rare, as a wealthy country, in generally choosing substantial immigration over substantial welfare.