"Russia Says U.S. Policies Helped Islamic State, Interfax Reports "- Bloomberg Business

"...The strengthening of Islamic State "became
possible partly due to irresponsible U.S. politics"
that focused on fighting Syrian President Bashar
al-Assad instead of joining efforts to root out
terrorism, Medvedev was cited as saying in Kuala
Lumpur on Sunday. President Barack Obama
earlier on Sunday said..."

http://www.bloomberg.com/news/articles/2015-11-22/russia-calls-for-un-brokered-moves-in-fighting-terror-ifx-says