Microsoft completed the $69 billion acquisition of Activision Blizzard despite the FTC's attempt to block the deal.The U.S. Federal Trade Commission raised concerns about the acquisition impacting competition in the video gaming market.The 9th U.S. Circuit Court of Appeals rejected the FTC's request to block the deal and upheld the lower court's ruling.Despite facing challenges globally, the deal was eventually completed, with the FTC still aiming to thwart it.