Alimony laws were designed to protect homemakers. They were relevant back in the day when entering the workforce was not a viable choice for most women. Despite loss of relevance post woman's lib, and their repeal in most states, these laws live on in case law.
Was it not clear to you that your choice to stay at home would make you dependent on your husband. Were you not aware that half of all marriages end in divorce?
You're currently having a cash crisis. I predict you'll be able to fulfill your sense of entitlement by extracting significant alimony from him.