After more than 20 months and more hurdles than a track meet, Microsoft has completed its $69 billion acquisition of Activision Blizzard.

Despite efforts from governments in the US and UK to keep tech giants from increasing in size and reach, Microsoft’s acquisition of the Call of Duty maker shows the enduring power of major technology companies—even in the face of regulatory obstacles. The last of those obstacles came in April, when the UK’s Competition and Markets Authority blocked the deal. Today, the CMA reversed the decision, clearing the way for Microsoft’s acquisition to complete.

“We now have all regulatory approvals necessary to close, and