Indicates the reason or basis for something; 'because', 'since', 'due to'.
Long explanation:
The ~ことから grammar point is used to indicate the reason or basis for a conclusion, a fact, or a premise. It can be translated as 'because', 'since', or 'due to' in English. The formation is the same whether it is used with a verb, い-adjective, な-adjective, or noun.