Key Facts

—The dispute. Workers at Montevideo’s main container terminal are in a rolling strike over a lapsed collective contract.

—The operator. The terminal is 80% owned by Belgium’s Katoen Natie and 20% by the state ports authority.

—The demand. The union wants 25 guaranteed monthly shifts, or a bonus of about $1,200 per worker during talks.

—The damage. Several container ships have skipped Montevideo, and two left early without finishing loading.