Real easy to say from your desk. Trenches and tanks are a suicide mission that won’t secure anyone’s freedom.
“Trenches and tanks are a suicide mission that won’t secure anyone’s freedom.”
By themselves yes. But you left out the other 3 pieces of a defensive line: air defense, artillery and air interdiction.
The Ukrainians have all of the assets necessary to support a static defense line. Both sides know it. The Russians will likely not risk the blood bath that would result from an eastern invasion.