Constantine the Great vs Duke of Wellington

Constantine defeated his rival Maxentius at the Milvian Bridge near Rome. According to tradition, Constantine saw a vision of a cross in the sky with the words 'In this sign, conquer.' The victory made Constantine the sole ruler of the Western Roman Empire and led to his conversion to Christianity.

Constantine and his co-emperor Licinius issued the Edict of Milan, granting religious toleration to all religions in the Roman Empire, including Christianity. The edict ended the persecution of Christians, restored confiscated church property, and established Christianity as a legally recognized religion.

Constantine defeated his co-emperor Licinius at the battles of Adrianople and Chrysopolis, ending the Tetrarchy system. He became the sole ruler of the entire Roman Empire, reuniting the Western and Eastern halves under his control. This reunification was the last time the Roman Empire was united under a single ruler.

Constantine convened the First Council of Nicaea, the first ecumenical council of the Christian Church, to resolve the Arian controversy over the nature of Christ. The council produced the Nicene Creed, affirming the divinity of Christ and establishing a unified Christian doctrine. Constantine presided over the council.

Constantine dedicated the city of Constantinople (modern Istanbul) as the new capital of the Roman Empire, built on the site of the ancient Greek city of Byzantium. The city was strategically located on the Bosporus strait, controlling trade routes between Europe and Asia. It became the capital of the Eastern Roman Empire for over a thousand years.

Wellington, then Sir Arthur Wellesley, led a British-Indian force to victory against the Maratha Confederacy at Assaye in India. Despite being outnumbered, his tactical skill secured British dominance in central India.

Wellington commanded British forces to defeat the French army at Vimeiro in Portugal. The victory halted the French invasion of Portugal and marked the beginning of the Peninsular War.

Wellington, commanding an Anglo-Allied army, defeated Napoleon Bonaparte at Waterloo in present-day Belgium. The battle ended the Napoleonic Wars and led to Napoleon's final exile to Saint Helena.

Wellington served as Prime Minister of the UK from 1828 to 1830. His government passed the Catholic Relief Act 1829, granting Catholic emancipation, but his opposition to parliamentary reform led to his resignation.