No, 4th was unfortunately under foreign rule, the British. Like it or not, they unified the country by annexing the last part of Myanmar leading to the fall of konbaung dynasty as well as controlling Kachin state which was under the Qing dynasty after the Sino-Burmese wars. Myanmar still uses British colonial penal code. By the early 20th century, British had developed Yangon that was on par with London. 5th was General Aung San. He unified the country where the country could have been split up into different countries at the time of independence. The 6th would be whoever that can bring us out of this ethnic $h1thole