When England face Croatia in the semi-final of the 2018 FIFA World Cup on Wednesday and the ‘Three Lions’ find will find Serbian support in their corner.Serbia were knocked out of the group stage by Switzerland and many Serbs have taken to social media to pledge support for England.The bloody history between Serbia and Croatia dates back to 1991 when more than 20,000 Serbians were killed in the war Croatia declared independence from Yugoslavia. The war ended in 1995 but even though the relations between the two countries has improved, the tensions remain.”England have no choice but to win. Serbia is with them and once they reach the Final, they got to win. Everything just feels so right. I cannot wait,” Daniel Kostic posted on Twitter.2018 FIFA WORLD CUP: FULL COVERAGE”I’ll never cheer on a team more than that game,” he added.”With Serbia out of the World Cup, my adopted country has my support. Sorry Croatia, love you too but England is my home,” Deanna Duda, a Serbian living in England, tweeted.Tennis star Novak Djokovic, who is Serbian, came under considerable fire for supporting Croatia in the ongoing World Cup.Also read – Croatia coach feels World Cup 2018 team will go down as ‘golden generation’Novak Djokovic posted a photo on his official Facebook page of him flanked by Luka Modric, Mateo Kovacic, Ivan Rakitic and Ivan Perisic.”Happy to meet nice guys and great football players from Croatia National Football Team,” he posted. “I am backing Croatia… I know who I would like to lift the trophy,” he was even quoted by the Serbian media as saying.advertisementThere was immediate backlash with people in the Serbian government.”Only idiots can support Croatia. Aren’t you ashamed Novak?,” tweeted Vladimir Djukanovic of President Aleksandar Vucic’s ruling Serbian Progressive Party.”Djokovic is a national hero and I thank him – but support Croatia, how can he not be ashamed?Also read – Why English fans hearing ‘Football’s Coming Home’ relieves Gareth Southgate”So many Serbs… backed him and yet he supports the country who drove them out,” he added.Djokovic later defended his comments, saying that he believes sport is a “universal language” which erases boundaries between people of different religions, races and nationalities.