Was leif eriksson journey a positive or a negative?

Did the Maoris come from Asia? When did Anastasia die? Who faught in World War II? Who are the leaders in the canning industry? What problems did native Americans face as settlers moved west? What is 6 to the power 5 times 1 to the power of 5? How did the inexperienced colonists become professional effective soldiers? What battle did the confederates battle the union forces at Mareys Heights? What was Nepthy a ruler of? What did Paul Allen accomplish? Leader of the Roundheads in the English Civil War? What goals did the colonist have in waging the revolutionary war? Explain how Britain's industrial policy in its south Asian colony encouraged population growth in that region? What is the name of the new country formed by the states that seceded? How many wars did the Romans lose? What event led to the widespread use of the telegraph? Why did people from the north oppose the abolitionist movement? What are some non violent leaders? What did Captain James Cook discover and name in 1777? Should Europe go back to the feudal system?