Trench warfare resulted in a stalemate on the western front. as it is almost impossible to advance and capture an enemy's trench true/false?

How did the constitutional convention deal with slavery , one the most divisive issues of the period

List two reason that james k. polk gives for supporting the annexation of texas

23. how does specialization among nations encourage interdependence? nations work together to share labor and resources to produce vital goods. nations sign treaties prohibiting taxes on imports. nations produce specific goods and then trade to obtain things they need. nations that are more developed agree to fund development in nations with limited industry.