(FILES) In this file photo taken on July 06, 2019 people march with their giant rainbow flag during the lesbian, gay, bisexual and transgender (LGBT) Pride Parade from the parliament building in downtown Budapest. – Hungary’s Prime Minister Viktor Orban said on July 21, 2021 that a referendum would be held to gauge domestic support for a controversial LGBTQ law, after the European Commission launched legal action against Budapest over the measure. (Photo by ATTILA KISBENEDEK / AFP)