Ask an Immigration Solicitor. Get an Answer ASAP.
I can help your concerns.
what is your immigration status in UK?
you are the father of your fiance's unborn child?
for how long you have been living together?
you have explained that you and your partner have been living together for more than 2 years.
you can apply as unmarried partner. you will have to prove that you both are living together for 2 years.
this is an online application.
i have attached the link. please read it carefully.
you can mention about unborn child to make strong your application in additional information.
i hope it will help you
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