When a bunch of australians decided to fight emus and then lost
The crusades led to the increase in trade and seeking of new trade routes for Europe.
<u>Explanation:</u>
The influence and the effect of the crusade on Europe was both negative also and it was positive also. The positive impact of the crusades was that it led to the increase of the trade and led to the growth and development in Europe with the expansion of their market.
The negative impact of the crusades on Europe was the religious polarization in the area of Europe.
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The dutch in new Netherland prospered by establishing a great deal of trade connections in which they would sell goods that they cultivated in the New World for a high profit.