they have infiltrated
-ont infiltré
Present perfect they conjugation of infiltrate.

infiltrate

So through that infiltration, they have infiltrated all the secret Illuminati organizations 200 years and more ago.
Ils se sont donc infiltrés dans toutes les organisations secrètes Illuminati depuis plus de 200 ans.
They have infiltrated the Freemasons in the 18th century.
Puis ils ont infiltré la franc-maçonnerie pendant le 18e siècle.
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