PRAGUE—The Czech cyber security watchdog warned on Wednesday against using TikTok, joining a growing number of Western agencies alleging the Chinese-owned social media app poses a security risk. The NUKIB agency recommended that TikTok should not be installed on phones whose users access critical and other significant infrastructure. “The Agency is concerned about potential security…

LAUSANNE—Energy and commodity markets are in shock after Russia’s invasion of Ukraine, the world’s top trading firms said on Tuesday, warning of gas and diesel shortages in Europe and economic recession if Russian flows fall further. Prices across gas, oil, metals, and agricultural markets have soared since the invasion and become so volatile that companies…

TAIPEI, Taiwan—Taiwan President Tsai Ing-wen had a New Year message for China on Saturday: military conflict is not the answer. The Chinese communist regime claims democratically governed Taiwan as its own territory and has increased military and diplomatic pressure in the past two years to assert its sovereignty claims. “We must remind the Beijing authorities…

TAIPEI, Taiwan—Taiwan President Tsai Ing-wen had a New Year’s message for China on Jan. 1: Military conflict is not the answer. The Chinese communist regime claims democratically governed Taiwan as its own territory and has increased military and diplomatic pressure in the past two years to assert its sovereignty claims. “We must remind the Beijing…