forward the delivery of the federal budget from 10 to 3 May to facilitate this. On 18 April, the Senate once again rejected the bills to reinstate the ABCC. On 8 May, Turnbull visited Government House to advise Cosgrove to issue the writs for a double dissolution on 9 May; this confirmed the date of the election as 2 July 2016. During the 2016 federal election campaign, a ReachTEL opinion poll of 626 Wentworth voters conducted on 31 May predicted a two-party swing against Turnbull for the first time since his election to Wentworth, revealing a reduced 58% two-party vote from a large 10.9% two-party swing. A controversy occurred during the election campaign, when the president of the Australian National Imams Council, Sheikh Shady Alsuleiman participated in an Iftar dinner hosted by Turnbull at Kirribilli House. Turnbull said he would not have invited Alsuleiman if he had known of his position regarding homosexuals. At the election, the Coalition lost 14 seats and retained majority government by a single seat. The result was the closest since the 1961 federal election. In the days following the election, when the result was still not certain, Turnbull had to negotiate with the crossbench to secure confidence and supply support from Bob Katter, Andrew Wilkie and Cathy McGowan in the event of a hung parliament and resulting minority government. In February 2017, Turnbull confirmed he had donated $1.75 million to the Liberal Party's election campaign. Asylum seeker policy Asylum seeker policy is a contentious wedge issue in Australian politics, especially since the Tampa affair. Continuing the bipartisan stance of Operation Sovereign Borders has been at the forefront the Coalition's asylum seeker policy. Around 1,250 asylum seekers remain in the offshore processing centres on Manus Island and Nauru. In August 2016, protestors called for the closure of camps on Manus and Nauru after The Guardian released leaked incident reports alleging "routine dysfunction and cruelty" on Nauru. In July 2016, the Obama administration set up a refugee center in Costa Rica in response to a Central American migration crisis. In November, Turnbull and Peter Dutton announced that Australia would accept 1,250 refugees from Central America, in exchange for the U.S. accepting refugees on Nauru and Manus. Turnbull and President Donald Trump held a phone conversation on 28 January 2017, the transcript of which was later leaked to The Washington Post. On 2 February 2017, Trump tweeted that