I’m not sure if you mean technological and economic development or just products coming out kind of development.
Well I’m not gonna write out two paragraphs but some important tech and economical developments were:
The radio became widespread. It was welcomed by the public and by 1934 almost 60% of the US had radio access. Sports events, news, dramas and more were broadcasted through the radio.
Stock markets across the west developed negatively. On Black Tuesday, stock markets crashed, sending the world into the Great Depression.
<span>Black Panthers and AIM</span>
<span>Good Morning!
In her 1920s text, Olive Schreiner, a socialist and feminist from South Africa, pointed out that the country's main problem lay in the absence of unity. This was, she said, the main point of convergence that should be pursued by all South Africans: to achieve national unity, regardless of nationality and ethnicity.
Hugs!</span>
"witchs marks" =scars
Or back in the day they used really bizarre evidence like swim tests, where they believed a witch would float with something pulling them down as a symbol that the water is rejecting their body and prayer tests because witches apparently weren't capable of reciting prayers from the bible