President Donald Trump's latest marching orders to the Pentagon could end a nearly 30-year hiatus of major military parades in the US. It's not unusual to see cheering crowds greeting troops and veterans in Fourth of July parades and celebrations for Memorial Day and Veterans Day. Flyovers featuring the latest bombers are common at high-profile sporting events, and Fleet Week programs put military hardware front and center. But unlike the post-World War I and World War II era, when the spectacle of tanks and heavy equipment was more common, there have not been many recent showcases of US military strength....
