What is the victorian theme in the poem “beautiful city” by alfred, lord tennyson?

beautiful city, the centre and crater of european confusion,
o you with your passionate shriek for the rights of an equal
humanity,
how often your re-volution has proven but e-volution
roll’d again back on itself in the tides of a civic insanity!
1-civil unrest
2-revolution
3-confusion
4-social justice