Barbed wire,I mean this usually is still used today to protect property
I don't know Bartholomeu specifically.
however, most explorers or conquistidors during the age of exploration often brought, either purposefully or unintentionally, death (through the diseases that they carried that would transfer to the indigenous people who weren't immune) and destruction ( through killing natives for their goods and destroying their environment).
sorry that that was not really specific
Answer:
for this question number 3 is b
5 and 6 are characteristic because Mussolini and Hitler were one political dictatorships