The world this week
Politics Joe Biden dispatched thousands more American troops to eastern European countries that neighbour Ukraine. A Pentagon spokesman said the troops were not intended for combat but “to ensure the robust defence of our NATO allies”. Boris Johnson visited Ukraine to express his support. Vladimir Putin accused the West of trying to provoke war, and insisted his intentions were peaceful. NATO said Russia’s troop build-up near Ukraine was continuing. Some analysts believe conflict is unlikely during the Winter Olympics in Beijing, which will last until February 20th. An electoral college of 1,009 politicians reappointed Sergio Mattarella as Italy’s president for a second seven-year term. The prime minister, Mario Draghi, had wanted the job, but his political allies balked, as they could not agree on a replacement to lead the government. An election…