WASHINGTON, July 4 -- Rep. Yvette Clarke, D-New York, issued the following news release: * * * CLARKE CELEBRATES 250 YEARS OF AMERICAN INDEPENDENCE * WASHINGTON, DC - Congresswoman Yvette D. Clarke (NY-09) issued the following statement: "Over the last quarter-millennium and day-by-day, our nation has ceaselessly evolved on its persistent march towards a more perfect union. Indeed, much in America has changed since those courageous revolutionaries, whom we rely upon for guidance and leadership even centuries past their lifetimes, first re more PR