Ratings: Foreign and Local Currency U^: AA/Negative/A-1+ For further details see ratings list. Brexit continues to present a significant risk to the U.K.'s economic performance, and to its large financial services sector in particular. We are affirming our long-term sovereign credit ratings on the U.K. at 'AA'. The negative outlook reflects the continued institutional and economic uncertainty surrounding the Brexit negotiations and the U.K.'s future relationship with its largest market for goods and services, the EU, after the country's departure from the bloc in March 2019. On Oct. 27, 2017, S&P Global Ratings affirmed its unsolicited long- and short-term foreign and local currency sovereign credit ratings on the United Kingdom at 'AA/A-1+'. The outlook is negative. At the same time,