Timothy Snyder, the noted historian of democracy and tyranny at Yale University, wrote a post listing fifteen reasons why the world needs Ukraine to win and defeat Russian aggression against its very existence as a nation. Most important is to stop the genocidal slaughter of Ukrainians. The New York Times documented 339 significant cultural sites—museums, performing arts centers for theater, music, and dance, historical sites, and other cultural treasures—that have been destroyed in the Russian effort to eliminate Ukrainian existence as a nation.

He writes:

Why does the world need a Ukrainian victory?

1. To halt atrocity. Russia’s occupation is genocidal. Wherever the Ukrainians recover territory, they save lives, and re-establish the principle that people have a right not to be tortured, deported, and murdered.

2. To preserve the international legal order. Its basis is that one country may not invade another and annex its territory, as Russia seeks…