How did john muir join forces with others to protect yosemite as a national park? Please need help asap

In the early 1870s, Muir pulled his Yosemite observations together and published articles about the grand scenery. He preached his theories and called those “juiceless masses” to join him in the mountains. Years later he wrote, “Try the mountain passes. ... Muir also began to call for protecting Yosemite and the Sierra.

Let me know if thats right, i feel like i read the question wrong

The Victorian era was during Queen Victoria's reign. During her long  reign there was peace and prosperity. It began in 1837 (beginning of Victoria's reign) and ended in 1901 (her death). Hopefully this helps.