What was one of lewis latimer's most important discoveries

The chart shows data on the construction of dreadnoughts, or armed battleships, by 1914. (look at chart provided) a logical conclusion that can be drawn from this chart is that britain and germany were a.)engaged in an arms race. b.)looking for ways to cooperate. c.)hoping not to fight on land. d.)the strongest nations on the earth.

What problems did socialist thinkers seek to solve

The supreme court settle conflicts between the various levels of government true or false ?