LONDON--(BUSINESS WIRE)--A.M. Best has affirmed the financial strength rating of A- (Excellent) and the issuer credit rating of “a-” of African Reinsurance Corporation (Africa Re) (Nigeria). The outlook for both ratings is positive. The ratings reflect Africa Re’s excellent risk-adjusted capitalisation and operating performance, along with its established market position in the increasingly competitive African reinsurance market. Additionally, the ratings factor in the framework in place to mit