Why did president cleveland refuse to annex hawaii?
he felt annexation would be unjust and illegal.
he thought the islands were too expensive to maintain.
he considered hawaii too far away to govern effectively.
he believed hawaii would not influence trade with asia.

He felt annexation would be unjust and illegal. He agreed with the Blount Report and saw that the natives also opposed to the annexation of Hawaii.  Hawaii was later annexed under the administration of President McKinley.  It became the 50th State of  the United States of America.

it affected it because the kingdoms (with trade) slowly got richer and richer.