Turkey’s parliament on Tuesday voted in favour of Sweden’s accession to NATO, clearing a long-standing hurdle for the Nordic country to join the Western military alliance. Turkish approval leaves Hungary as the only NATO member yet to ratify Sweden’s accession. Every NATO member needs to give the green light for Sweden to be able to join. The threat of further Russian aggression in light of the war in Ukraine had pushed Sweden and Finland to ask to join NATO. Finland joined in April last year, but Sweden’s bid has been less straightforward. Erdoğan had tied his country’s approval to US deliver…