Ferdinand I vs Rajasinha II

Ferdinand I played a key role in negotiating the Peace of Augsburg, which ended the religious wars between Catholics and Lutherans in the Holy Roman Empire. The treaty established the principle of 'cuius regio, eius religio' (whose realm, his religion), allowing princes to choose the religion of their territories. This was a landmark in religious tolerance.

Ferdinand I's brother, Emperor Charles V, abdicated the throne, dividing the Habsburg empire. Charles gave Spain and the Netherlands to his son Philip II, while Ferdinand received the Austrian lands and the title of Holy Roman Emperor. This formalized the split between the Spanish and Austrian branches of the Habsburgs.

Ferdinand I was crowned Holy Roman Emperor in Frankfurt, following the abdication of Charles V. His coronation marked the formal transfer of the imperial title to the Austrian branch of the Habsburgs. Ferdinand's reign focused on consolidating imperial authority and managing religious tensions.

Rajasinha II signed a treaty with the Dutch East India Company (VOC) to expel the Portuguese from Sri Lanka. The treaty promised the Dutch a monopoly on cinnamon trade and control of captured Portuguese forts.

Rajasinha II's forces, allied with the Dutch, captured Colombo from the Portuguese after a long siege. This ended Portuguese rule in Sri Lanka.

After the capture of Colombo, the Dutch refused to hand over the fort to Rajasinha II, as stipulated in the 1638 treaty. This led to a breakdown in relations and subsequent conflict between the Kandyan kingdom and the Dutch.

Dutch forces, in retaliation for Rajasinha II's attacks, captured and sacked Kandy. The king fled to the mountains, and the Dutch briefly occupied the capital.