Answer-
Everyone disappeared without a trace in 1590, and only left behind 2 clues: "Croatoane" carved into a gatepost, and "Cro" carved into a tree. No one knows what really happened, but their are theories that they were attacked by local native american tribes.
Much of "Africa" <span>came under European control in 19th century, since this was during a time when European nations were "scrambling" to acquire as much territory and natural resources as possible. </span>
They wrote a new constitution.
There are many ways in which you can rewrite this sentence in order to make it correct, but the bottom line is that the verb began is incorrect here.
So, here are some examples:
<span>The Boston Massacre and the repeal of taxes under the Townshend Acts resulted in/led to/provoked/gave rise to huge protests across the colonies. </span>