I was employed from 08/13/2012 to 11/06/2015 and employment ended due to reduction in force unrelated to my fmla but while on intermittent fmla my boss was constantly harrassing my absences and placing me on action plans due to those absences I spent many

I have been on intermittent fmla since 08/2013 and the harrassment and all my problems with my boss didn't start until my fmla was active and didn't stop until my employment ended 11/06/2015. I was even harrassed by the department supervisor. I also have many, many harrassing emails from both my boss and the department supervisor I had saved and printed for my records. I have my yearly reviews and my review for 2014 I wasn't give a annual pay raise due to "Unfinished work due to accessive absences" I really need legal advice as to what my next step should be...