The United States is concerned about Russia's military activities on the border with Ukraine.

Axar.az reports the statement was made by State Department spokesman Ned Price.

"From the first days of its work, the current administration has shown its readiness to use a number of tools to combat Russia's harmful activities. We have demonstrated our ability and will not hesitate to use these tools in the future

"Washington is in constant dialogue with Kyiv on defence needs, but the State Department cannot now announce any progress in this area," Price said.