Secretary of State Antony J. Blinken on Friday took the stage in NATO’s latest member, Finland, to say that additional strengthening Ukraine’s defenses in opposition to Russia was a “prerequisite” for diplomacy to finish the conflict in Ukraine and to warn in opposition to short-term cease-fires that may play to Moscow’s benefit.
In a powerfully symbolic handle on the Metropolis Corridor in Helsinki, Finland’s capital, Mr. Blinken cataloged the numerous methods the conflict by President Vladimir V. Putin of Russia had…