Washington, April 21 -- The US House of Representatives passed four major national security bills, the most important of which was a $60.8 billion aid package for Ukraine, on Saturday. The measure comes as a major boost for US President Joe Biden, Ukrainian President Volodymyr Zelensky and America's European allies who have all expressed their concern about Russia's growing advantage against Kyiv. The House bill, once the Senate passes it and President signs it, will reinforce American support for Ukraine particularly in terms of artillery ammunition and air defence systems and interceptors. P15...