Washington, June 5 -- Russia's war against Ukraine has extracted a huge price, with almost a million Russian troops dead or injured since the invasion started in February 2022, a report by the US-based Center for Strategic and International Studies (CSIS) has said. The Ukrainian toll, though lower, is also heavy, with almost 400,000 dead or injured, taking the number of casualties to almost 1.4 million in a little over three years.

The statistics come from a mix of US and British intelligence estimates and other open-source sources. While accurate numbers are lacking-Moscow is reported to fudge its losses and Kyiv does not release military casualty figures-the CSIS report is one of the most thorough independent attempts to quantify the w...