A Google employee who became the most visible opponent of a company contract with the Israeli military said on Tuesday that she would resign after claiming Google had tried to retaliate against her for her activism.The employee, Ariel Koren, a marketing manager for Google’s educational products arm who has worked for the company for seven years, wrote a memo to colleagues announcing her plan to leave Google at the end of the week.She spent more than a year organizing against Project Nimbus, a $1.2 billion agreement for Google and Amazon to supply Israel and its military with artificial intelligence tools and other computing services. Ms. Koren, 28, helped circulate petitions and lobby executives, and she talked to news organizations, all in an effort to get Google to reconsider the deal.Then, in November, she said, came a surprising ultimatum from Google: Agree to move to São Paulo, Brazil, wit …
