Final answer:
Syllabaries for Native American languages were developed during the 19th century.
Step-by-step explanation:
The development of syllabaries for Native American languages occurred during the 19th century. A syllabary is a set of written characters that represent syllables rather than individual sounds or letters. One example of a Native American syllabary is the Cherokee syllabary, which was devised by Sequoyah in the early 19th century.
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