LONDON–(BUSINESS WIRE)–A.M. Best has affirmed the Financial Strength Rating (FSR) of A (Excellent) and the Long-Term Issuer Credit Rating (Long-Term ICR) of “a” of Sirius Bermuda Insurance Company Ltd. (Sirius Bermuda) (Bermuda). Concurrently, A.M. Best has affirmed the FSR of A (Excellent) and the Long-Term ICR of “a” of Sirius International Insurance Corporation (publ) (Sirius International) (Sweden) and its subsidiary, Sirius America Insurance Company (Sirius America) (New York, NY). Addit