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The all-cash deal was valued at approximately $63 billion (initially announced as $66 billion).

The acquisition combined two of the world's largest agricultural companies, but it has since been widely criticized as one of the "worst corporate mergers in history" due to the massive legal liabilities Bayer inherited. Key Facts of the Acquisition

Since the purchase, Bayer has faced over 165,000 lawsuits alleging that Monsanto's weedkiller, Roundup, causes non-Hodgkin lymphoma. This ongoing litigation has had a severe impact on the company: