The United States said on Wednesday it was imposing sanctions on more than 300 individuals and entities connected to Russia’s war on Ukraine, including financial institutions, the Moscow Stock Exchange and Chinese companies. The announcement came a day before US President Joe Biden joins other Group of Seven (G7) leaders for a summit in the Italian city of Bari, in which the war in Ukraine is set to feature prominently. The sweeping set of sanctions is chiefly focussed on trade, finance and industry. US Secretary of State Antony Blinken said the sanctions hit “across multiple sectors essential…