What was one effect of immigration to the United States by people from Eastern and Southern Europe in the late 1800s and early 1900s?

Low-skilled newcomers were supplied labor for industrialization, and higher-skilled arrivals helped spur innovations in agriculture and manufacturing. The data also show that the long-term benefits of immigration did not come at short-term cost to the economy as whole

yes, there are senators in each state

although the crusades failed to capture jerusalem, they had several major impacts on western europe. they increased the authority of the king: sometimes nobles died in battle without leaving an heir in which case the king got their land. kings passed taxes to pay for the crusades.