Finland becomes member of NATO
Finland's accession roughly doubles the length of the border that NATO shares with Russia and bolsters its eastern flank.
NATO Secretary-General Jens Stoltenberg speaks as Finnish Foreign Minister Pekka Haavisto hands his nation's accession document to US Secretary of State Antony Blinken during a joining ceremony at the NATO foreign ministers' meeting at the Alliance's headquarters in Brussels, Belgium April 4, 2023.(photo credit: Johanna Geron/Pool/Reuters)Updated: