Demographics of Budapest which peaked after fall of the Communism, the number of inhabitants dropped to 1.7 million, while garden housing development is still decisive in the suburbs. Reurbanisation and gentrification getting on since the mid-2000s. After the conquest of the Carpathian Basin one of the main Hungarian (Magyar) tribes, named Megyer, settled in the present-territory of Budapest, more exactly on the both bank of the river Danube in Békásmegyer („Frog’s Megyer”) and Káposztásmegyer („Cabbage’s Megyer”), now high-rise housing estates of the city. Endonym „Magyar” (for Hungarians) is originated from the tribe name „Megyer”. According to the 1494-95 medieval census, was implemented by
Budapest Memorandum on Security Assurances or political independence of Ukraine, Belarus and Kazakhstan. As a result, between 1994 and 1996, Belarus, Kazakhstan and Ukraine gave up their nuclear weapons. Before that, Ukraine had the world's third largest nuclear weapons stockpile, of which Ukraine had physical if not operational control. The use of the weapons was dependent on Russian-controlled electronic Permissive Action Links and the Russian command and control system. Following the annexation of Crimea by the Russian Federation in 2014, the US, Canada, the UK, along with other countries, stated that Russian involvement was a breach of its obligations to Ukraine under the Budapest Memorandum,