Come here, buddy.

Possible options:

depending on the circumstances. 1 or 3. The second is less likely.

The economy will collapse in both cases if they are equally matched.

I read it as "it will be completely depleted."

Are there no patriots?

When they start talking about patriotism often, it means that something has been stolen again. (c) So, you have offered a rather unconvincing motivation for, figuratively speaking, putting yourself in harm's way.

Added 22 minutes ago

For me, if it is said that I have received citizenship of country B, it means that I do not love country A. This is not my country; my country is B. This is the obvious first option.

Country B does not always feel the same way.
1. https://ru.wikipedia.org/wiki/%D0%94%D0%B5%D0%BF%D0%BE%D1%80%D1%82%D0%B0%D1%86%D0%B8%D1%8F_%D0%BD%D0%B5%D0%BC%D1%86%D0%B5%D0%B2_%D0%B2_%D0%A1%D0%A1%D0%A1%D0%A0#.D0.94.D0.B5.D0.BF.D0.BE.D1.80.D1.82.D0.B0.D1.86.D0.B8.D1.8F_1941_.D0.B3.D0.BE.D0.B4.D0.B0
2. https://ru.wikipedia.org/wiki/%D0%98%D0%BD%D1%82%D0%B5%D1%80%D0%BD%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5_%D1%8F%D0%BF%D0%BE%D0%BD%D1%86%D0%B5%D0%B2_%D0%B2_%D0%A1%D0%A8%D0%90