Final answer:
The coded message refers to 'The road to technological advancement' in history during the Age of Exploration in the sixteenth century, which had a profound impact on people's understanding of the world and history.
Step-by-step explanation:
The coded message can be deciphered as 'The road to technological advancement.' To understand this, we need to analyze the information provided. The introduction discusses the Age of Exploration in the sixteenth century, which led to profound changes in people's understanding of the world and history. This included technological innovations that made transatlantic journeys possible and the impact of the Columbian Exchange. Additionally, the reference to rounding the Cape of Good Hope and the conquest of Malacca in the list of events further supports the topic of technological advancement.