Textual research and analysis: "Guangzhou, Fuzhou, Xiamen, Ningbo, Shanghai and other five coastal ports of the Qing Dynasty have no barriers to trade." In connection with treaty of nanking, Guangzhou, Xiamen, Fuzhou, Ningbo and Shanghai were opened as trading ports, which made the southeast coast wide open and damaged China's trade sovereignty, so it chose A.

Comments: Several memory methods of unequal treaties in modern times

(1) Opium War

The English-Chinese version of "treaty of nanking" uses rhyming memory: five trade ports cut off the port, with a cargo volume of 21100,000.

The consulate is located in the port, and British businessmen have to negotiate tariffs.

Note: Cutting Hong Kong means cutting Hong Kong Island, and negotiating tariffs means negotiating tariff rates.

(2) The Second Opium War

1, Tianjin Treaty adopts digital summary memory:

"Two reparations, two ships, four kinds of people, ten trading ports".

That is, compensation for British commercial expenses and British and French military expenses; Foreign warships and merchant ships; Foreign ministers, businessmen, tourists and missionaries; Ten trading ports such as Hankou and Jiujiang. (Specific content omitted)

2. The open ports of Tianjin Treaty adopt the combined memory method (i.e. relatively isolated names and places, etc.). They all form an organic whole by taking one or several words to form a sentence, which is beneficial to students' memory);

Yantai Danzhouying nantou town Hanjiu

Namely Hankou, Jiujiang, Nanjing, Shantou, Zhenjiang and Yantai, and Danshui, Qiongzhou and Yingkou in Taiwan Province Province.

3. The Beijing Treaty sums up memory with numbers:

"China workers go abroad for eight or nine days"

"Chinese workers going abroad" means allowing Chinese workers to go abroad. "Eight" refers to the compensation for British and French military spending increased to 8 million taels each. "Nine" refers to the cession of Kowloon to Britain. "Tian" means Tianjin, which means that the Tianjin Treaty will continue to be valid and Tianjin will open a commercial port.

Third, the Sino-Japanese War.

Treaty of shimonoseki, a Chinese and Japanese magazine, rhymes that Liaoning, Taiwan Province and Penghu were ceded and 220 million taels of silver were paid.

Open heavy sand and Suzhou and Hangzhou, allowing Japan to open factories.

Fourth, Eight-Nation Alliance's war of aggression against China.

The "Xin Chou Treaty" adopts homophonic memory;

"foreign hospitality hotel"

"Diplomacy" refers to the change of the yamen of the Prime Minister to the Ministry of Foreign Affairs. "Business" refers to the revised business agreement. "Money" means "money": compensation, with the total principal and interest of 980 million taels. "Entry" means "prohibition": it means that the people of China are prohibited from resisting foreign aggression. "Guest" means "soldier": refers to the garrison of the great powers along the railway from Beijing to Shanhaiguan. "Pavilion" refers to the diplomatic community established by the great powers in Dongjiaominxiang.