MOSCOW—A Moscow court on Friday said it was fining Alphabet’s Google 7.2 billion roubles ($98 million) for what it said was a repeated failure to delete content Russia deems illegal, the first revenue-based fine of its kind in Russia. Moscow has increased pressure on big tech this year in a campaign that critics characterize as an attempt by the Russian authorities to exert tighter control over the internet, something they say threatens individual and corporate freedom. Google said in an email it would study the court ruling before deciding on further steps. Russia has imposed small fines on foreign technology companies throughout this year, but Friday’s penalty marks the first time it has exacted a percentage of a company’s annual Russian turnover, greatly increasing the sum of the fine. It did not specify the percentage, although Reuters calculations show it equates to just over 8 percent. Russia has ordered companies …