Defining National Security: U.S. Trade Representative Katherine Tai said the WTO “is getting itself on very, very thin ice” by ruling that Trump-era steel and aluminum tariffs violated trade rules. She said the finding “challenges the integrity of the system.” Limits to Helping Ukraine: The EU’s policy of open imports from Ukraine to support the war effort will be reconsidered this coming summer. EU Agriculture Commissioner Janusz Wojciechowski says regarding agricultural products, “For some products, this policy will have to be revised. I know the farmers’ concerns and I see the problem. It is a matter of security, but for some products, this policy will have to be revised. Imports of some agricul...