In 1969 he responded the 1965 departure of the local Braves to Atlanta? by petitioning the Major Leagues to transfer the newly bankrupt Seattle Pilots franchise to his home town, where he took over ownership as the Brewers.
As acting commisioner he presided over the 1994 players' strike, and the resulting cancellation of the Baseball/World Series, the first time it had not been played since 1904.
Need to mention contraction here, but I'm too furious