Mexican Revolution so short a time would not occur with volunteers, and the army resorted to the "leva", forced conscription. The revolutionary forces had no problem with voluntary recruitment. Most Mexican men avoided government conscription at all cost and the ones dragooned into the forces were sent to areas far away from home and were reluctant to fight. Conscripts deserted, mutinied, and attacked and murdered their officers. In April 1914, U.S. opposition to Huerta culminated in the seizure and occupation of the port of Veracruz by U.S. marines and sailors. Initially intended, in part, to prevent a German merchant vessel from delivering
Import-Export Clause a harbor and were distinct from charges imposed for pilotage or loading and unloading cargo. In "Clyde Mallory Lines v. Alabama", the Supreme Court explained that the prohibition on tonnage duties "was due to the desire of the framers to supplement [the Import-Export Clause] ... by forbidding a corresponding tax on the privilege of access by vessels to the ports of a state, and to their doubts whether the Commerce Clause would accomplish that purpose." The Tonnage Clause was also, like the Import-Export Clause, intended to prevent states with convenient ports from taxing goods destined to states which lacked good