If you let the government go on reinforcing the institutions that prevent other people from traveling freely, you make it virtually inevitable that eventually, when you have to flee from a hurricane, forest fire, economic crisis, or war, you will find those same agencies cutting off your escape route.

https://crimethinc.com/borders

Refugees will continue to cross borders—legally or not—as long as they are driven by desperate need. The solution is not to build more walls, but to address the root causes of the escalating disparities in wealth and power that are destroying communities around the world.

Abolish borders. Solidarity forever. 🏴

His posts are a bit older but I guess still relevant