After Biden praises the outgoing Nato secretary-general Jens Stoltenberg, we look at what his probable successor, former Dutch prime minister Mark Rutte, might have to do to secure the backing of Hungary. Elsewhere, South Korea and Australia attempt to improve diplomatic relations with China as tensions rise in the region. Plus: same-sex marriage is legalised in Thailand and the V&A’s new Naomi Campbell exhibition.See omnystudio.com/listener for privacy information.