There will be no change to the rights and status of EU nationals living in the UK, nor UK nationals living in the EU, while the UK remains in the EU.
The airline and tour operator Monarch went into administration on 2 October 2017. The repatriation flights for non-ATOL protected passengers have now ceased. You can find information and advice on flights, accommodation and reimbursement for expenses incurred on the dedicated website, or by calling the hotline on 0300 303 2800 (if calling from the UK) or +44 1753 330 330 (if calling from outside the UK).
If you need consular assistance above and beyond information on replacement flights or accommodation, please contact your nearest British embassy or consulate.
Over 857,000 British nationals visited Sweden in 2016. Most visits are trouble-free. If you need to contact the emergency services in Sweden call 112.
Terrorists are likely to try to carry out attacks in Sweden. There may be increased security in place over the Christmas and New Year period, including at Christmas markets and other major events that might attract large crowds. You should remain vigilant and follow the advice of local authorities. See Terrorism
If you’re abroad and you need emergency help from the UK government, contact the nearest British embassy, consulate or high commission.
Take out comprehensive travel and medical insurance before you travel.
Source Article from https://www.gov.uk/foreign-travel-advice/sweden