Kyiv International Institute of Sociology

The provided news articles focus on the Russia-Ukraine war, including US involvement, Zelenskyy's approval ratings, and Russia's targeting of Ukrainian energy infrastructure. None of the articles mention the Kyiv International Institute of Sociology (KIIS). Therefore, it's impossible to provide a summary of KIIS's current relevance or significance based on the given information. To provide an accurate summary, articles that specifically mention KIIS are needed. Without such information, any attempt to describe KIIS's current newsworthiness or recent events would be speculative and inaccurate.