3 sentences

1. 他是这个王朝的最后一位皇帝。

   tā shì zhè gè wáng​cháo de zuì​hòu yī wèi huáng dì.

   He was the last emperor of this dynasty.

   Source: Dong Chinese Dictionary

2. 秦始皇被后世许多人称为千古一帝。

   Qín Shǐ​huáng bèi hòu​shì xǔ​duō rén chēng​wéi qiān​gǔ yī dì.

   Qin Shi Huang is called the 'Greatest Emperor of All Time' by many later generations.

   Source: Dong Chinese Dictionary

3. 清帝逊位标志着中国两千多年帝制的终结。

   Qīng dì xùn​wèi biāo​zhì zhe Zhōng​guó liǎng​qiān duō nián dì​zhì de zhōng​jié.

   The abdication of the Qing Emperor marked the end of over 2,000 years of imperial rule in China.

   Source: Dong Chinese Dictionary