Michigan ranks among top in the nation with 25 hate groups, SPLC says The Southern Poverty Law Center (SPLC) announced Monday the findings of its annual count of hate and extremist groups, which identified 25 different hate groups in Michigan last year. Posted at 11:42 AM, Feb 01, 2021 and last updated 2021-02-01 18:21:25-05 (WXYZ) â The Southern Poverty Law Center (SPLC) announced Monday the findings of its annual count of hate and extremist groups, which identified 25 different hate groups in Michigan last year. The SPLC says it is always monitoring and tracking extremist groups, which include not only the neo-Nazi movement and KKK, but also antigovernment militias and others.