Ukraine in extreme tension. Several airlines have canceled flights.

Tensions have risen over possible Russian aggression in Ukraine. Meanwhile, several airlines have canceled and changed flights to Ukraine. The decision came after a phone conversation between US President Joe Biden and Russian President Vladimir Putin failed to resolve the Ukraine issue, the Associated Press reported Sunday.

 Ukraine in extreme tension. Several airlines have canceled flights.

Meanwhile, in a video conference with Putin on Saturday, Biden said the United States and its allies would respond appropriately if Russia attacked Ukraine. Russia has to face immediate and serious consequences. He further warned that an attack on Ukraine would have dire consequences and that Moscow would collapse.

Russia, on the other hand, has surrounded Ukraine on three sides of the border. Russia's foreign intelligence service has denied the allegations in a statement issued Friday stating "Similar, baseless allegations concerning Russia's intelligence have been made more than once.

The report said military pressure had increased in Crimea, part of Russia bordering the two countries, and Belarus in the north.

Ukraine and Western intelligence are monitoring the three areas as battlefields. They have occupied it.

It is unknown at this time what he will do after leaving the post. However, Russia has put a lot of pressure on Ukraine with three points. South of Crimea, part of the border between the two countries and south of Belarus.

In 2014, Russia annexed the Crimean peninsula. The island is now under attack from Ukraine. It is unknown at this time what he will do after leaving the post.

Russia and Belarus also began joint military exercises on Thursday. This has created the possibility of further attacks in Ukraine.