Why were European rulers against
revolutionary ideas coming into their
countries?

 They did not want to loose power like the monarchs in France did. Enlightenment ideas were all about change in government which the constitution of 1791 did, it changed the government from an absolute monarchy to a limited monarchy.because they worried that the revolution ideas would spread to rebellious groups and people within their own countries. ... The execution of Louis XVI led other monarchies to go to war against the revolutionary government in France hope it is helpful for youkeep smiling

The  pan-african movement  was an "emotional, cultural, psychological and ideological  movement  that began among the  african  dispora in the western hemisphere, for a closer  purpose, so that  african  people could feel secure, attain political, economic as well as psychological power visa vis other races or world regions" .