European states. The Polish government is encouraging its young emigrant workforce to return to Poland, but due to regulatory or political reasons many would either stay in the UK or move to other western cities such as Amsterdam or Berlin. Other western European member states may see much of the flow coming from eastern states in future. The influx of workers from the east would be economically beneficial to countries such as Germany, but may be politically problematic. In a similar manner, in October 2019 the Romanian government was encouraging Romanian workers to go home. According to an interview done with the minister of labour at that time, he was saying "we want all Romanians to come home if possible" and that "the government in Bucharest has launched an advertising campaign to encourage workers home. It is putting in place a range of incentives made up of grants and loans". Apparently at that time, 4,452 Romanians worked for the NHS while Eastern European workers accounted for 67% of seasonal workers in British agriculture. British residents in the European Union have lost their European Citizen rights but otherwise are to be unaffected because of the terms of the Withdrawal Agreement. However, according to evidence presented by lobby group "British in Europe" (representing British citizens resident in EU countries) to the Brexit Select Committee of the House of Commons in June 2020, "as many as 23 EU member states [had] yet to implement systems to document the future rights of the estimated 1.2 million British citizens already living on the continent, who are in the dark over their future rights and obligations". "The UK launched its [registration] system for EU citizens last March [2020], with more than 3.3 million people granted pre-settled or settled status to remain in the country after Brexit", the Committee was told. As notable impact, in May 2021 EU nationals (mostly young women) and from various countries such as Spain, Italy, France, Bulgaria and Greece were detained, sent to immigration detention centers and expelled as considered in breach of the post-Brexit travel terms . Political asylum At the end of the transition period, the EU's Dublin regulation which specifies that political asylum should be claimed at the first point of entry to the Union will cease to apply to the UK and with it any obligation on EU member states to accept return from the UK any asylum