Trump Adviser Bolton, in Ukraine, Warns of Chinese Influence

Discussed concerns with officials, including President Volodymyr Zelenskiy

U.S. Adviser Bolton Visits Ukraine to Gauge New Authorities

Zelenskiy and Trump could meet soon in Poland

Hong Kong Government Warns of Great Danger After Weekend of Violence

Clashes included first gun-shot, arrest of 86 people

Billionaire Industrialist and Conservative Donor David Koch Dies at Age 79

'He will be greatly missed, but never forgotten'

South Korea to Scrap Intelligence-Sharing Pact With Japan Amid Row Over History

The South Korean decision is likely to be met with dismay in the United States

North Korea's Kim Oversaw the Test-Firing of New Weapon Again

North Korea launched at least two short-range ballistic missiles Friday

South Korean Military: North Korea Fires Two Projectiles Into Sea Off Eastern Coast

Disgraced U.S. Financier Jeffrey Epstein Dies by Suicide: Media Reports

U.S. Ready to Target Other Countries for Supporting Venezuela's Maduro

U.N. Report: North Korea Took $2 Billion in Cyberattacks to Fund Weapons Program

'Used cyberspace to launch increasingly sophisticated attacks to steal funds from financial institutions'