President Joe Biden took office with what was, in many ways, a soft-power vision of foreign policy. But China’s Xi Jinping and Russia’s Vladimir Putin have been busy reminding the United States that today’s world is one of big-power competition. Regional experts say one key objective of Mr. Putin’s recent …

British defence chief Ben Wallace announced Monday that London is supplying Kiev with weapons for “self-defence” and small numbers of trainers to teach the Ukrainian army how to use them. US officials and lawmakers, meanwhile, have warned that they would back a Ukrainian “insurgency” with anti-armour and anti-air weapons if …

Germany has said it is prepared to pay “a high economic price” to defend its values, as NATO members engage in another week of intense diplomacy amid a Russian troop buildup close to the Ukrainian border. Western nations have threatened Russia with crippling sanctions if it invades Ukraine. Russian troops …