PLEASE HELP IM STUCK How might the invasion of the Soviet Union have been different if it had started in April instead of June? Explain.

The rise of advertising in the 1920s. i am good with seeing how advertisements shape the roaring twenties and how it developed a new way of life through modern days. but i am not sure what the details of advertising in the 1920s were. if possible can you send me links (preferrably credential links) to sources that maybe show like the first company to start advertising through the radio, how advertising benefits (statistics graphs), etc.

What new concept did the the american revolution introduce into the world

Select all that apply. which of the following are themes found in creation myths? where the first person came from who the descendants were which religion is the true religion how things were created a supreme being explanations for bad things how the world will end asap