id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-9743 Illegal immigration - Wikipedia .html text/html 15929 1933 64 In 2014, Hungary registered 43,000 asylum seekers and 80,000 up to July 2015.[179] In the summer of 2015, Hungary started building a 4m high fence along its 175 km border to neighbouring Serbia to keep out the tens of thousands undocumented immigrants from the Middle East and migrants trying to reach the European Union.[180] The border was sealed on 15 September 2015 and the fence was the following day attacked by refugees and defended by riot police.[181] ./cache/en-wikipedia-org-9743.html ./txt/en-wikipedia-org-9743.txt