How were the Mongols able to conquer the largest land empire in world history? The Mongols used weapons people had never seen before The Mongol's military strategies were devastatingly effective The Mongols fought from strong walled cities The Mongols were the first to invent and use gunpowder

The Mongol's military strategies were devastatingly effective.

ans wer:

explanation:

abraham lincoln was the president of usa and he had asked the audience to make a pledge on equality.

his pledge was:

“it is my earnest desire to know the will of the providence.”

lincoln also had hatred for people who condoned and practiced slavery and so he pledged:

""and if i can learnt what it is i can do it"" this is another pledge by abraham to reassure the congregation on how to deal with the providence will.

explanation:

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