Final answer:
Queen Liliuokalani's attempt to stop the US from annexing Hawaii failed because the US Congress did not support her.
Step-by-step explanation:
Queen Liliuokalani's attempt to stop the US from annexing Hawaii failed because the US Congress did not support her. Despite the Queen's efforts to resist annexation and protect the independence of Hawaii, she encountered opposition from the US government. The US had too much to gain from annexing Hawaii, which had valuable resources and strategic importance in the Pacific region.
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