OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has affirmed the Financial Strength Rating (FSR) of A (Excellent) and the Long-Term Issuer Credit Ratings (Long-Term ICR) of “a+” of the property/casualty subsidiaries of XL Group Ltd (XL) (Bermuda) [NYSE: XL]. In addition, A.M. Best has affirmed the Long-Term ICR of “bbb+” and the Long-Term Issue Credit Ratings (Long-Term IR) of XLIT Ltd. (Cayman Islands). A.M. Best also has affirmed the Long-Term ICR of “bbb+” of XL. Additionally, A.M. Best has affirm