The U.S. could teach Britain a lot when it comes to protecting politicians and the free speech rights of others. The most important lesson is that politicians must accept vigorous public challenge alongside visible, competent protection.

It’s an operative concern in that British members of parliament and a number of opinion journalists have become enraged this week at being confronted by protesters outside of the Houses of Parliament. The fury was sparked by the experience of Conservative MP Anna Soubry as she walked from a BBC interview back to Parliament. Video below shows Soubry surrounded by a shouting crowd.