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The UK's competition regulator, the Competition and Markets Authority (CMA), has been scrutinizing a range of major deals and market practices across tech, pharmaceuticals, and consumer goods — reflecting a broader global trend of tougher antitrust enforcement. The FT has been closely covering the CMA's evolving posture, particularly as it navigates pressure from the UK government to balance robust oversight with a pro-growth economic agenda.

In recent months, the CMA has faced pointed criticism from both directions: businesses argue it is blocking legitimate deals that would generate investment and jobs, while consumer advocates warn that regulatory rollback risks entrenching monopoly power in key sectors. The tension has become especially visible in tech, where the regulator has clashed with companies over cloud computing dominance, AI partnerships, and digital advertising markets.

The broader context involves a post-Brexit reset of UK competition policy, as British regulators seek to carve out an independent identity distinct from both the EU's aggressive approach and the historically lighter-touch US framework. The CMA has been one of the most active blockers of major mergers globally in recent years, famously torpedoing Microsoft's attempted acquisition of Activision Blizzard before eventually clearing a restructured deal.

Investors and legal advisers are watching closely to see whether political pressure from Downing Street — eager to attract foreign direct investment — will meaningfully soften the CMA's stance, or whether the regulator's institutional independence holds firm through a period of acute economic uncertainty.