The Portuguese did not arrive with many products of their own to offer Asian consumers {though they did bring some slaves and gold from their West African outposts}. That was not the point. Nor did they come as conquerors, intent on acquiring territory or new subjects for their king. What the Portuguese had was a series of technological advantages that made their bid to establish a new and superior trade network viable.
The Portuguese explorers, upon reaching Asia, did not possess a wide array of goods to trade with local consumers. Their main offerings included slaves and gold sourced from their colonies in West Africa, but these were not the primary objective of their ventures. Instead of seeking territorial conquest in the traditional sense, the Portuguese aimed to forge a new trade network that would enable them to tap into the lucrative Asian...