 The Colorado General Assembly brokered a deal to annex land from Adams County to Denver County for the new airport, increasing Denver's size by in the single largest annexation in the city's history.Despite opening two years late and shuttering a much hyped automated baggage system, Denver International Airport is widely considered a success and has contributed significantly to economy of the region.In 1991, at a time when the city was 12% Black and 20% Latino, Wellington Webb won a come-from-behind victory as the city's first black mayor.