Claim: In 1986,  Alexander Mackennal was chairman of the Congregational Union, which he represented in 1889 at the triannual national council of the American Congregational churches, but he was not involved in the movement for free church federation in 1892.
Evidence: In 1886, he was chairman of the Congregational Union, which he represented in 1889 at the triannual national council of the American Congregational churches.