How did Britain's policy of salutary neglect contribute to the Revolutionary War? Because the colonies felt de facto neglected by Britain, they revolted when it stopped contributing to their economy.
Because the colonies had de facto independence, they revolted when Britain granted other colonies true independence.
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OC.
Because the colonies did not have de facto independence, they revolted when Britain withdrew military and other aid.
OD
Because the colonies had de facto independence, they revolted when Britain enforced taxes and regulations on them.