New Delhi, May 13 -- The economic consequences of the war involving Iran are now hitting American households with renewed force, as soaring gasoline prices, rising grocery costs, and sharply higher airline fares pushed US inflation to 3.8% in April, its highest level in nearly three years.

The latest data from the Bureau of Labor Statistics delivered a major political and economic setback for President Donald Trump, whose return to the White House was powered in large part by promises to lower living costs and restore economic stability after years of inflationary pressure.

Instead, Americans are once again confronting painful increases in everyday expenses, driven largely by the escalating energy crisis linked to the widening conflict ...