Как в функции print перенести на следующую строку атрибут словаря в словаре?

cities = {
    "Moscow" : {"country" : "Russia ",
                       "population" : str(12,6) + " mln men",
                       "fact" : " Moscow is a capital Russia"
                      },    
    "Kazan" : {"country" : "Russia ",
                    "population" : str(1,2) + " mln men[B][COLOR="Red"] \n"[/COLOR][/B], 
                    "fact" : "city in Russia, the capital of the Republic of Tatarstan"},
                    }
for k,v in cities.items():
    if "Moscow" in k:
        print("About Moscow: ")
        print(v)    
    if "Kazan" in k:
        print("About Kazan: ")
        print(v)

About Kazan: 
{'country': 'Russia ', 'population': '1,2 mln men', 'fact': 'city in Russia, the capital of the Republic of Tatarstan'}
>>>

cities = {
"Moscow" : {"country" : "Russia ",
         "population" : '12,6 mln men',
         "fact" : " Moscow is a capital Russia"
              },
 
"Kazan" : {"country" : "Russia ",
          "population" : '1,2 mln men',
           "fact" : "city in Russia, the capital of the Republic of Tatarstan"},
    }
 
def format_print(text,val):
    print(text)
    for k,v in val.items():
        print(f'{k} - {v}')
    print()
    
 
for k,v in cities.items():
    if "Moscow" == k:
        format_print("About Moscow: ", v)
    elif "Kazan" == k:
        format_print("About Kazan: ", v)

class City:
    def __init__(self, name, country, population, fact):
        self.name = name
        self.country = country
        self.population = country
        self.fact = fact
 
    def __str__(self):
        return '\n'.join((
            f"About {self.name}:",
            f"Country: {self.country}",
        ))
        
 
cities = [
    City("Moscow", country="Russia", population='12,6 mln men', fact="Moscow is a capital Russia"),
    City("Kazan", country="Russia", population='1,2 mln men', fact="city in Russia, the capital of the Republic of Tatarstan"),
    ]
 
 
for i in cities:
    print(i)

class City:
    def __init__(self, name: str, country: str, population: float, fact: str):
        self.name = name
        self.country = country
        self.population = population
        self.fact = fact
 
    def __str__(self) -> str:
        return "\n".join((
            f"{self.__class__.__name__} {self.name}:",
            f"    country: {self.country}",
            f"    population: {self.population} mln men",
            f"    fact: {self.fact}"
        ))
 
cities = [
    City("Moscow", country="Russia", population=12.6, fact="Moscow is a capital Russia"),
    City("Kazan", country="Russia", population=1.2,
         fact="city in Russia, the capital of the Republic of Tartar-stan"),
]
 
print(*cities, sep="\n")

    def __repr__(self) -> str:
        return f"{self.__class__.__name__}({self.name})"

print(cities)  # [City(Moscow), City(Kazan)]

for k, v in cities.items():
    print(f"About {k}:")
    for k2, v2 in v.items():
        print(f'    {k2} - {v2}')