https://www.bloomberg.com/news/articles/2024-09-06/kamala-ha... (non-paywall archive link: https://archive.md/PhHhU )
https://www.bloomberg.com/news/articles/2024-09-06/kamala-ha... (non-paywall archive link: https://archive.md/PhHhU )
Qualcomm (US based) and NXP (Dutch based) blocked by China: https://www.reuters.com/article/technology/qualcomm-ends-44-...
Microsoft (US based) and Activision Blizzard (US Based) blocked by UK: https://techcrunch.com/2023/08/22/microsoft-activision-uk-cm...
These are far from the only examples but they come to mind immediately.
UK CMA folded extremely quickly after FTC lost their lawsuit. Microsoft had already communicated that they would withdraw Activision Blizzard products from the UK in case the deal were continued to be blocked.
The EU is a bit of a question mark, but blocking the FTC approved merger of two US companies could be seen as too costly politically.