Answer:
I believe one of them is his "skills of persuasion!" :)
Local strongmen in Latin American nations were known as "Caudillos", and these were the people most likely to rise to power through military means.
The Manhatten Project was designed as a "think tank" to develop the first atomic weapon. The brightest scientific minds were recruited and vetted to ensure that the U.S. had the bomb before other countries.
Answer:
The Conquistadors were carriers of — diseases. Because the source of the diseases could not be seen with the naked eyes, they were labelled Invisible Warrior.
The diseases included but were not limited to
Smallpox, measles, mumps, typhus etc. Because the Native Americans had never come in contact with these ailments before, they neither had the cure not the immunity against them.
The diseases ended up killing them by the hundreds of thousands.
Cheers.
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