Choose one of the new/improves technologies or weapons from WWI. How did its invention or improvement help the allies and/ or central powers?

Is the weather changing? consider the data of severe weather that includes tornadoes occurring throughout the u. s. over the last four years. compare the severe weather for the last three years. then compare the first three months of 2017 with that data. based on previous years, what might the prediction be for weather during 2017?

Which country’s foreign policy is designed to threaten u. s. economic superiority? china russia iran japan

What statement about the aryans is false