Russian forces invade the Danubian Principalities (present-day
Romania) at the request of the Ottoman Turks, in order to put down
revolts there.
Citation:
Editors. "Russians invade Danubian Principalities at Turkey's request".
The Literary Encyclopedia. First published 30 December 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=18169, accessed 23 May 2013.]