How did the tang people gain the mandate of heaven?

song rulers grew weak and quarreled among themselves.

arab traders took over the silk road trade, which undermined the tang economy.

tang invaders from the far north overthrew the sui dynasty.

a sui official led a rebellion that caused the sui dynasty to collapse.

consider an orange peel: if you want to try and lay it flat, you have to stretch it, we know exactly how things are being stretched or squashed at any given point. we have many different map projections because each has different patterns of some projections can even preserve certain features of the earth without

19th amendment granted women the right to vote. the 19th amendment guarantees all american women the right to vote.

how is this a question? but yes, they were. if i recall correctly, it was very handy for native americans to use buffalo skin.