A national law enforcement agency is a LEA in a country which does not have divisions capable of making their own laws. A national LEA will have the combined responsibilities that federal LEAs and divisional LEAs would have in a federated country. National LEAs are usually divided into operations areas.
A kilogram is more than twice as heavy as a pound. A kilogram consists of 1,000 grams, while the mass of 1 pound is only 453.6 grams, or less than half a kilogram.
...but what exactly does much less than mean? (Or the corollary, $\gg$) On Wikipedia, the example they use is that $1\ll 9999999999$ But my thought on that is that $10^{10^{10^{11}}}\ll 10^{10^{10^{11}}}+9999999999$, based on the same logic. But I am confused because the numbers are comparitively.