The US can go to war where it wants, when it wants. The international community's approval is welcome, but not necessary. That's been spelt out in the country's defense doctrine - RT's Gayane Chichakyan takes a read.<br /><br />Anti-ISIS coalition bombing terrorist positions in Syria LIVE UPDATES: http://on.rt.com/m2cn0k<br /><br />RT LIVE http://rt.com/on-air<br /><br />Subscribe to RT! http://www.youtube.com/subscription_center?add_user=RussiaToday<br /><br />Like us on Facebook http://www.facebook.com/RTnews<br />Follow us on Twitter http://twitter.com/RT_com<br />Follow us on Instagram http://instagram.com/rt<br />Follow us on Google+ http://plus.google.com/+RT<br /><br />RT (Russia Today) is a global news network broadcasting from Moscow and Washington studios. RT is the first news channel to break the 1 billion YouTube views benchmark.