Survey finds US leadership top geopolitical concern in AseanMembers of the media raise hands to ask questions during a press conference held by US President Donald Trump at the White House in Washington on Monday. (Photo: Reuters)A survey published on Tuesday by a Singapore-based think tank found that the US leadership under President Donald Trump was the top geopolitical concern for respondents in Southeast Asian countries, cited by 51.9%. The think tank's survey polled about 2,000 people from the private and public sectors in Southeast Asia as well as academics and researchers. For the question about the geopolitical concerns of member states of Asean, respondents from Singapore showed the highest concern about the US leadership, at 76.8%. The second most concerning geopolitical event was global scam operations, chosen by 51.4%, followed by aggressive behaviour in the South China Sea, at 48.2%.