-Alumna is the feminine singular. Alumnae is all-female plural. Alumnus is male singular. Alumni is all male and mixed plural.
-We say so-and-so is the "dean of" blah, not the "dean for" it.
-Health care is 2 words, not one.
-Its is a singular possessive, like "The robot's car." It's is a condensed form of "it is".
-Siam no longer exists. It's now Thailand. Persia doesn't exist, either.
-Try to avoid the construction, "Because ___ does not mean that ___." You really mean "Despite blah, blah blah..."
-Bon appétit has an accent on the "E". This is super-easy on a Mac, just hit "option-E" then "E" again.
-"universal health care" is not capitalized.
-Try to get pronouns right. If you start off talking about "Joe" (male), don't say "she" says anything.