Prince Harry and Meghan arrive in the UK with their children Archie and Lilibet.Prince Harry and Meghan, Duchess of Sussex, have returned to the UK after 6 years with their children, Archie and Lilibet, The Telegraph reported.The Sussexes landed at Birmingham Airport around lunchtime on Wednesday after travelling privately from California. The family is expected to base themselves at a home in the Cotswolds, where they will live as private citizens rather than working members of the Royal Family.Their children have been enrolled in school in the UK, with the new academic term due to begin next week.A source told The Telegraph that “How long will they stay? I don’t know, but it will be for an extended period. Whether that’s six months, a year, two years… who knows.”Harry and Meghan left the UK in early 2020 after stepping back as working members of the Royal Family and moved to California later that year. Their return with Archie and Lilibet comes after the family spent several years living in the US.King Charles was informed about the family's plans earlier this month. Harry, Meghan and their children also met the King at Highgrove during their visit to the UK last month.The Prince and Princess of Wales have also been informed of the family's plans.The return has renewed attention on Harry's security arrangements in Britain. He lost a legal challenge last year against a decision to reduce his publicly funded security after he ceased to be a working royal and moved to the US.