The "iron curtain" Winston Churchill referred to

The iron curtain was a metaphorical separation between the West, and Russia.

Explanation:

Following WW2, the Western powers and Russia had differences in ideology pertaining to the economic system to be used for development. Russia favored communism, while the western powers favored capitalism. Winston Churchill used the term "iron-curtain" to allude to the separation between ideologies in the European hemisphere. It wasn't until the development of the Berlin wall that there was a non-metaphorical/physical separation between the ideologies.

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

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