 CHICAGO--BUSINESS WIRE--Kemper Corporation NYSE: KMPR announced today that its Board of Directors has declared an increase in the companys quarterly dividend to 0.31 per share, an increase of 3.3 or one cent over the previous quarterly dividend. The new quarterly dividend represents an annualized dividend amount of 1.24 per share, as compared to the current annualized dividend amount of 1.20 per share. This dividend increase reflects continuing confidence in our ability to deliver sus 