Iran rejects talks with the United States over its nuclear programme in Vienna.

DEFCON Warning System – Statement on growing Ukraine situation - https://defconwarningsystem.com/2021/04/08/defcon-warning-system-statement-on-growing-ukraine-situation/

Russia’s Buildup Near Ukraine Puts United States on Edge - https://defconwarningsystem.com/2021/04/11/russias-buildup-near-ukraine-puts-united-states-on-edge/

Iran specifies Israel as origin of cyberattack on Iran's nuclear facility and vows revenge.

Iran to begin enriching uranium to 60 percent, just short of weapons-grade enrichment.

Natanz attack hit 50 meters underground, destroyed most of the facility - https://defconwarningsystem.com/2021/04/13/natanz-attack-hit-50-meters-underground-destroyed-most-of-the-facility/

United States and NATO express commitment to Ukraine but stop short of offering military help.

United States cancels warships deployment to Black Sea amid tensions between Russia and Ukraine.

The International Atomic Energy Agency reports Iran has almost completed preparations to begin enriching uranium to 60 percent purity at the Natanz nuclear facility.

Why Russia may not be planning the invasion that Ukraine fears - https://defconwarningsystem.com/2021/04/15/why-russia-may-not-be-planning-the-invasion-that-ukraine-fears/

Ukraine ambassador says that Ukraine will consider acquiring nuclear weapons if they do not receive modern weapons and admittance into NATO.

The U.S. system created the world’s most advanced military. Can it maintain an edge - https://defconwarningsystem.com/2021/04/16/the-u-s-system-created-the-worlds-most-advanced-military-can-it-maintain-an-edge/

A number of people have approach us with concern over Ukraine, especially as some sites have engaged in what we can only call fearmongering. Here is our current position on the Ukraine issue. - https://defconwarningsystem.com/2021/04/08/defcon-warning-system-statement-on-growing-ukraine-situation/

There is no threat of nuclear conflict at this time. We remain at DEFCON 5

European Union estimates 150,000 troops on Ukraine's border and in annexed Crimea

Russia deploys Iskander short-range ballistic missile systems, to Voronezh from the Sverdlovsk region, close to Ukraine border.

The Ugly Truth about America’s Intercontinental Ballistic Missile System - https://defconwarningsystem.com/2021/04/20/the-ugly-truth-about-americas-intercontinental-ballistic-missile-system/

Poll: If Russia invades Ukraine, do you believe the conflict will go nuclear? Take the poll at https://community.defconwarningsystem.com/threads/if-russia-invades-ukraine-do-you-believe-the-conflict-will-go-nuclear.14866/

Russia warns west of consequences of crossing "red lines," but does not define what those red lines are.

United States says it is open to lifting some sanctions against Iran for it's nuclear programme, but Iran says U.S. would have to lift sanctions first before it would reciprocate.