Angola, Jan. 31 -- Boeing delivered the first of four 787 Dreamliner airplanes to TAAG Angola Airlines, debuting the airline's new livery. The 787-9 and subsequent deliveries of the fuel-efficient widebody jet will advance the airline's fleet modernization plans and long-haul capabilities, bringing more travelers and trade to Angola with the industry's most advanced commercial airplane.The airline's first 787 Dreamliner, which is on lease from AerCap, arrived in Luanda just ahead of Angola's Liberation Day on February 4, marking nearly 50 years since the delivery of TAAG Angola's first airplane, a Boeing 737-200.TAAG Angola Airlines currently operates five 777-300ER (Extended Range) airplanes, three 777-200ERs, and seven Next-Generation 737...