NATO unity will be tested at upcoming summit. Ukraine's possible entry may be the biggest challenge
With no end in sight to Russia's invasion of Ukraine, NATO leaders are gathering in Lithuania this week for their annual summit at a time when the world's biggest security alliance is facing new tests of its unity.
Billions spent on Afghan army ultimately benefited Taliban
Built and trained at a two-decade cost of $83 billion, Afghan security forces collapsed so quickly and completely โ in some cases without a shot fired โ that the ultimate beneficiary of the American investment turns out to be the Taliban.