What role does the infinitive phrase play in this sentence? julius caesar's most lasting reform was to set up a new calendar?

Asap 50 choose one civil war topic! write a report of at least 400 words -a major civil war battle -civil war munitions and uniforms -the emancipation proclamation -the gettysburg adress make sure to correctly cite your research source or sources in your writing!

Me i really need which of these was an accomplishment of the han dynasty? the invention of the seismograph finding a water passage to europe the invention of the ballpoint pen the invention of the abacus

Which of the following would be the most immediate effect of sanctions on a country?