Their customs were outdated, the advancements of weaponry and technology by the europeans and americans frightened the japanese of invasion, hence opening its trade ports to adopt these new innovations by the Europeans and the Americans.
No they did not china is very strick with everything.
Tsarina Alexandra's biggest mistake after she took over the leadership of the Russian government while her husband Nicholas II was on a battlefield was putting too much trust and confidence to Rasputin's decisions which regard to running the country. People of Russia no longer trust the royal family since then. Hope this answer helps.
Answer:
2. & 3.
Explanation:
That's my guess, this is a somewhat subjective question that really applies to your curriculum, hopefully someone who has taken the course can give a better answer.