Could the word “once” be replaced by the word “when” without changing the meaning?

How and why did the 27th amendment modify the authority of congress to set its own pay

Opinion polls reveal that many people believe that the military buildup of the 1980s came at the expense of pressing domestic problems such as environmental pollution and deteriorating educational and transportation infrastructure. in short, people are becoming aware of

Brainliest will be given is conflict unavoidable among israel and its arab neighbors? why or why not? could stronger economic ties between israel and its arab neighbors reduce conflict? why or why not? what evidence supports your positions?