A British woman from Aberdeen and her 11-month-old baby have been stranded abroad because of new rules regarding dual nationals introduced by Labour. Sarah Schloegl was refused board on a Ryanair flight from Alicante last week after she went to Spain for a short break with her Austrian husband, Philipp, their three-year-old daughter and 11-month-old baby. Since February, British dual-nationals have had to show a British passport or a certificate of entitlement of abode, costing £589, when they board flights, trains or ferries to the UK. Schloegl said she followed the news but was unaware of this change and argued it should have been displayed on posters in airports and on airline websites months before the change, so passengers did not fall foul of the rule on return journeys. The first she knew of the rule change was when she got to the departure gate in Alicante.…