Final answer:
Yes, other European nations forced Japan to sign similar unequal treaties.
Step-by-step explanation:
Other European nations did force Japan to sign similar treaties, making statement 1, True. These treaties, known as 'unequal treaties,' were imposed on Japan in the 19th century and included provisions such as extraterritoriality, low import and export duties, and religious freedom in foreign settlements. These terms were seen as unfair and unequal, and they contributed to Japan's desire to modernize and assert its sovereignty in the early 20th century.