 The communities often do not mix much, with expats having their own society.This is in part down to that many expat in Brussels stay for short periods only and do not always learn the local languages (supplanted by English/Globish), remaining in expat communities and sending their children to European Schools, rather than local Belgian ones.In September 2007, the Commissioner for Administrative Affairs Siim Kallas, together with Minister-President of the Brussels-Capital Region Charles Picqué, unveiled plans for rebuilding the district.