Complex sentence: Hahn walked the picket lines with unionized dockworkers in 2002, and after the Bush administration suggested it would intervene in the labor dispute by using government troops to operate the ports, Hahn urged non-intervention.
Split into simpler sentences: Hahn walked the picket lines with unionized dockworkers in 2002. After the Bush administration suggested it would intervene in the labor dispute by using government troops to operate the ports, Hahn urged non-intervention.