You can eventually get a notification of building the Panama Canal once you reach the top 8 and become one of the most powerful Great nations in your game. Remember, Mexico will ally with Colombia so the players should take this chance to win it over.

However, you have to be friends with America before he tried to attack Mexico. Remember, only take the place that has a naval base attribute, it would increase your naval capabilities to build more ships. The conquest of taking over Africa was undeniably impossible but taking a portion of it was a good achievement for the players. Once you have the colonial power, I advise you to take everything near to Ethiopia before France and the other Great Powers keep their eyes on it. These uncivilized countries would become the bridge for your colonization, a key passage to Europe and the middle east, and its population would increase your troops with African soldiers, totally. Some parts of Ethiopia and the whole country of Zulu will become your potential colonies in Africa.Sabah - Colonize it before Spain or Netherlands do so.The aim of this nation is to become more powerful than Netherlands and Spain in order to take the West New Guinea, Java, Sumatra, Borneo and, other islands in Asia.They'll produce 7 units after you've occupied its whole territory. Dai Nam will become your key passage in Guangxi and will become your puppet/part of your nation if you desire to conquer it.Korea is a good strategic location against China and its coal and iron deposits are useful enough to sustain yourself after you unlock Electricity, Airplane and Tanks.However, it would depend on your government's political power, military might, and economic standard performance to keep it safe since everything will set on your course of action. Due to the uncivilized state of Siam, the Philippines has an option to initially set a concession of state from these nations such as Burma and Luang Prabang, or the player could opt to create them as a puppet state after the player has succeeded.The Philippines has a high chance of conquering the three neighboring countries in its southern part: Brunei, Atjeh and Johore.Initial Position, Vision and Mission ASIA (First Conquest and Industrialization Set up)

Victoria 2 make puppet