I would say <span>Abraham Lincoln</span>
John D. Rockefeller
<span>Rockefeller practiced both horizontal integration and
vertical integration. Through horizontal integration, he was able to eliminate
competitors and drive them out of business. By the 1890s, Standard Oil
controlled 85% of country's refining capacity. Through vertical integration, he was able to
eliminate the middle man and control every aspect of production from start to
finish.</span>