Why was george washington's presence at the constitutional convention so important?

How have a past president and our current president abused the powers granted to the president of the united states by the constitution and the people ?

Which suggests the most critical aspect of the peak oil theory? 1) controversy rages over rumors that the fracking lobby in washington has influenced the statistics. 2) supporters and critics argue endlessly over the rate of extraction and shape of the bell curve. 3) saudi arabia will soon have to begin fracking, leading to protests and further destabilization. 4) a new oil discovery means a fresh peak cycle, making that region the target of aggressors.

Juan manuel de rosas mainly kept law and order in argentina by using terror and tyranny. earning respect and cooperation. imposing harsh fines. enlisting aid from abroad.