There’s a new dividing line for world leaders: Would you arrest Putin?

Vladimir Putin can safely head to Hungary, South Africa’s a maybe, but much of the rest of the world may be out: An arrest warrant issued by the International Criminal Court is threatening to not just shrink the Russian leader’s world, but also divide everyone else’s, undermining efforts to isolate the Kremlin over its actions in Ukraine.

This week, two of the countries who remain relatively friendly with the Kremlin were the first to signal a split over a crucial question facing countries around the globe: Would you arrest Putin if he set foot on your soil?