What did the louisiana purchase of 1803, the annexation of texas in 1845, and the us-mexican war of 1846 have in common?

They all increased the territory of the United States.

Explanation:

productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.

a) they had recently endured the tyranny of the british king, parliament, and its royal