Major West African empires formed around what?

The history of West Africa has been commonly divided into its prehistory, the Iron Age in Africa, the major polities flourishing, the colonial period, and finally the post-independence era, in which the current nations were formed. West Africa is west of an imagined north-south axis lying close to 10° east ... The Ghana Empire may have been established as early as the 7th century ...

Explanation:

i think the answer is hope it

identify the subordinate clause in each of the following sentences. tell whether each clause is used as an adjective, an adverb, or a noun.

11.) emily dickinson, who was born in 1830in amherst, massachusetts, was a great american poet.

12.) she appeared to lead a fairly normal life until she became a recluse in her family's home.

13.) there she wrote poems that literary critics now call "great american poetry".

14.) unfortunately, only a few of dickinson's poems were published while she was alive.

15.) after she died in 1886, her other poems were published.

16.) i think everyone should reaad at least some of dickonson's poetry.

17.) dickinson is a poet whose work i now read often.

18.) the poems i have just finished reading are "a narrow fellow in the grass" and "apparently with no surprise"

19.) the rythyms of dickonson's poems are best appreciated when you read the poems aloud.

20.) whatever i read by emily dickonson surprises amd inspires me.